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05/23/1972
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05069306
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ULTRASONIC INTRUSION ALARM
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05225049
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05655436
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09/26/1978
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05677661
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Title:
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MULTI-MODE INTRUSION ALARM SYSTEM
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05690992
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05726849
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05738946
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05759254
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05768196
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05768286
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11/07/1978
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Application #:
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05777043
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Filing Dt:
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03/14/1977
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Title:
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OPTICAL SMOKE DETECTOR INLET SCREEN
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Patent #:
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Issue Dt:
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10/10/1978
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Application #:
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05801822
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Filing Dt:
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05/31/1977
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Title:
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CENTRAL STATION SYSTEM
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Patent #:
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Issue Dt:
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09/04/1979
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Application #:
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05805512
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Filing Dt:
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06/10/1977
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Title:
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SECONDARY LIGHT TESTING IN OPTICAL SMOKE DETECTORS
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Patent #:
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Issue Dt:
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08/07/1979
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Application #:
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05808055
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Filing Dt:
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06/20/1977
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Title:
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VARIABLE FREQUENCY LIGHT PULSER FOR SMOKE DETECTORS
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Patent #:
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Issue Dt:
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04/10/1979
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Application #:
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05808065
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Filing Dt:
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06/20/1977
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Title:
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BATTERY DISCRIMINATOR CIRCUIT FOR SMOKE DETECTORS
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05819464
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05823720
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05867479
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Issue Dt:
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12/30/1980
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Application #:
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05885369
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Filing Dt:
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03/13/1978
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Title:
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OPTICAL PARTICLE DETECTOR
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Patent #:
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Issue Dt:
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03/11/1980
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Application #:
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05885370
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Filing Dt:
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03/13/1978
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Title:
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LATCHING ALARM SMOKE DETECTOR
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Patent #:
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Issue Dt:
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03/23/1982
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Application #:
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05910534
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Filing Dt:
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05/30/1978
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Title:
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MULTIPLE SENSOR INTRUSION DETECTION SYSTEM
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Patent #:
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Issue Dt:
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Application #:
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05937126
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Filing Dt:
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05942880
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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06/03/1980
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Application #:
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05949090
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Filing Dt:
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10/06/1978
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Title:
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OPTICAL SMOKE DETECTOR
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Patent #:
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Issue Dt:
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11/16/1982
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Application #:
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05951765
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Filing Dt:
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10/16/1978
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Title:
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TWO-WIRE MULTI-ZONE ALARM SYSTEM
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Patent #:
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Issue Dt:
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Application #:
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05970620
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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02/02/1982
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Application #:
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06001461
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Filing Dt:
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01/08/1979
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Title:
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SHUFFLE POOL TABLE GAME BOARD
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Patent #:
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Issue Dt:
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03/24/1981
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Application #:
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06032337
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Filing Dt:
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04/23/1979
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Title:
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INFRARED INTRUSION DETECTION SYSTEM
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Patent #:
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Issue Dt:
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01/13/1981
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06041532
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Filing Dt:
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05/22/1979
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Title:
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POWER LINE SIGNALLING SYSTEM
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Patent #:
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Issue Dt:
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04/28/1981
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Application #:
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06043662
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Filing Dt:
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05/30/1979
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Title:
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FREIGHT CAR IDENTIFICATION METHOD
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Patent #:
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Issue Dt:
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10/25/1983
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Application #:
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06062005
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Filing Dt:
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07/30/1979
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Title:
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MODULAR CONTROL UNIT HOUSING FOR AN ELECTRICAL PROTECTION SYSTEM
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Patent #:
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Issue Dt:
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03/23/1982
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06090399
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Filing Dt:
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11/01/1979
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Title:
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PASSIVE INFRARED DETECTOR
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Patent #:
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Issue Dt:
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05/11/1982
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Application #:
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06102734
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Filing Dt:
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12/12/1979
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Title:
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INFRARED INTRUSION DETECTION SYSTEM HOUSING
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Patent #:
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Issue Dt:
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05/11/1982
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Application #:
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06102771
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Filing Dt:
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12/12/1979
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Title:
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INFRARED INTRUSION DETECTION SYSTEM HOUSING
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Patent #:
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Issue Dt:
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11/23/1982
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Application #:
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06119411
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Filing Dt:
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02/07/1980
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Title:
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ULTRASONIC INTRUSION DETECTOR
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Patent #:
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Issue Dt:
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07/13/1982
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Application #:
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06138311
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Filing Dt:
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04/08/1980
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Title:
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MULTIPLE RANGE PASSIVE INFRARED DETECTION SYSTEM
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Patent #:
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Issue Dt:
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08/02/1983
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Application #:
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06146011
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Filing Dt:
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05/02/1980
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Title:
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CODED SECURITY SWITCH
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Patent #:
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Issue Dt:
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12/01/1981
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06155958
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Filing Dt:
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06/03/1980
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Title:
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ELECTRONIC SOUNDER
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Patent #:
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Issue Dt:
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02/22/1983
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06173124
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Filing Dt:
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07/28/1980
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Title:
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PASSIVE INFRARED INTRUSION DETECTION SYSTEM
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Patent #:
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Issue Dt:
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05/25/1982
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06189609
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09/22/1980
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Title:
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REDUNDANT SENSOR ADAPTER
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02/07/1984
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06221524
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12/31/1980
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Title:
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FORWARD SCATTER SMOKE DETECTOR
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05/10/1983
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06241948
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03/09/1981
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Title:
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SYSTEM FOR INTRUSION DETECTION
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Issue Dt:
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01/18/1983
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06259661
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05/01/1981
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Title:
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ANTI-BRIDGING CABLE SUPERVISION CIRCUIT
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01/03/1984
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06267076
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05/26/1981
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Title:
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CONTROL UNIT HOUSING FOR AN ELECTRICAL PROTECTION SYSTEM
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01/24/1984
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06291492
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08/10/1981
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Title:
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INFRARED IMAGING SYSTEM
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Issue Dt:
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10/25/1983
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06297330
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Filing Dt:
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08/28/1981
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Title:
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SYSTEM FOR TEST SEQUENCE ANNUNCIATION
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Patent #:
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Issue Dt:
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12/06/1983
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06319149
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Filing Dt:
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11/09/1981
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Title:
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SMOKE DETECTOR
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Patent #:
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01/03/1984
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06319430
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Filing Dt:
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11/09/1981
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Title:
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MULTIDIRECTIONAL MOUNT FOR ELECTRICAL INSTRUMENTS
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Patent #:
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Issue Dt:
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12/11/1984
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06319444
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11/09/1981
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Title:
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MOVING WALL TEST DEVICE IN OPTICAL SMOKE DETECTORS
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Issue Dt:
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01/31/1984
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06321108
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Filing Dt:
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11/13/1981
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Title:
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CONTROL PANEL
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Patent #:
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Issue Dt:
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02/07/1984
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06321121
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Filing Dt:
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11/13/1981
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Title:
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CONTROL PANEL
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Issue Dt:
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01/31/1984
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06321122
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Filing Dt:
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11/13/1981
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Title:
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CONTROL PANEL
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Patent #:
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Issue Dt:
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02/07/1984
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06321123
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Filing Dt:
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11/13/1981
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Title:
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CONTROL PANEL
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Issue Dt:
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01/31/1984
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06321124
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11/13/1981
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Title:
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CONTROL PANEL
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Patent #:
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Issue Dt:
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01/31/1984
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06321125
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Filing Dt:
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11/13/1981
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Title:
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CONTROL PANEL
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Patent #:
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Issue Dt:
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08/28/1984
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06338839
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Filing Dt:
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01/12/1982
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Title:
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NON-HOME RUN ZONING SYSTEM
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Issue Dt:
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09/30/1986
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06349062
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02/16/1982
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Title:
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CONTRAST SMOKE DETECTOR
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Issue Dt:
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09/11/1984
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06371173
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Filing Dt:
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04/23/1982
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Title:
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INTRUSION DETECTOR COVER PANEL
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Patent #:
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Issue Dt:
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09/11/1984
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Application #:
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06371174
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Filing Dt:
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04/23/1982
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Title:
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INTRUSION DETECTOR COVER PANEL
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Patent #:
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Issue Dt:
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09/11/1984
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06371175
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Filing Dt:
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04/23/1982
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Title:
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INTRUSION DETECTOR COVER PANEL
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Issue Dt:
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12/04/1984
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06390503
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Filing Dt:
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06/21/1982
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Title:
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WALL MOUNTABLE MODULAR SNAP-TOGETHER PASSIVE INFRARED DETECTOR ASSEMBLY
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Issue Dt:
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08/26/1986
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06406020
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08/06/1982
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Title:
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CONSTANT RANGE ULTRASONIC MOTION DETECTOR
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Issue Dt:
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01/24/1984
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06409181
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08/18/1982
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Title:
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LOCAL CONTROL APPARATUS FOR CENTRAL STATION ALARM SYSTEM
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Issue Dt:
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12/27/1983
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06413987
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09/02/1982
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Title:
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TWO-WIRE MULTI-ZONE ALARM SYSTEM
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Issue Dt:
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01/01/1985
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06414431
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09/02/1982
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Title:
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TWO-WIRE MULTI-ZONE ALARM SYSTEM
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Issue Dt:
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08/27/1985
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06451744
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12/17/1982
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INTEGRATED SECURITY SYSTEM HAVING A MULTIPROGRAMMED CONTROLLER
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10/01/1985
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06452308
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12/22/1982
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Title:
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OPTICALLY-BASED ACCESS CONTROL SYSTEM
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04/30/1985
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06454852
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12/30/1982
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Title:
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OPTICAL SYSTEM FOR CEILING MOUNTED PASSIVE INFRARED SENSOR
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07/10/1984
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06473794
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03/10/1983
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Title:
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LOCAL CONTROL APPARATUS FOR CENTRAL STATION ALARM SYSTEM
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Issue Dt:
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07/30/1985
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06504279
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06/14/1983
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Title:
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INFRARED INTRUSION DETECTOR SYSTEM HOUSING
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Patent #:
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Issue Dt:
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07/23/1985
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Application #:
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06524589
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Filing Dt:
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08/19/1983
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Title:
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SMOKE DETECTOR
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Patent #:
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Issue Dt:
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07/30/1985
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Application #:
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06524874
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Filing Dt:
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08/22/1983
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Title:
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PHOTOELECTRIC SMOKE DETECTOR
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Patent #:
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Issue Dt:
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04/22/1986
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Application #:
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06524994
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Filing Dt:
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08/22/1983
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Title:
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OPTICAL BLOCK IN SMOKE DETECTORS
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Patent #:
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Issue Dt:
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07/30/1985
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Application #:
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06549632
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Filing Dt:
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11/04/1983
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Title:
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SECURITY SYSTEM WITH MULTIPLE LEVELS OF ACCESS
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Patent #:
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Issue Dt:
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01/13/1987
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06549987
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Filing Dt:
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11/08/1983
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Title:
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VARIABLE SENSITIVITY MOTION DETECTOR
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Patent #:
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Issue Dt:
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05/05/1987
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06578471
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Filing Dt:
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02/14/1984
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Title:
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HOUSING FOR AN ELECTRONIC PUSH BUTTON DIALER
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Issue Dt:
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11/11/1986
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06586101
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Filing Dt:
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03/05/1984
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Title:
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SECURITY SYSTEM STATUS REPORTING
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Issue Dt:
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10/08/1985
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Application #:
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06586104
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Filing Dt:
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03/05/1984
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Title:
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TEMPERATURE COMPENSATED ALARM SYSTEM
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Patent #:
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Issue Dt:
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05/14/1985
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Application #:
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06601256
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Filing Dt:
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04/17/1984
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Title:
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SMOKE DETECTOR WITH REMOTE ALARM INDICATION
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Patent #:
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Issue Dt:
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01/06/1987
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Application #:
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06612686
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Filing Dt:
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05/22/1984
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Title:
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MULTIMODE PROGRAMMABLE STAND-ALONE ACCESS CONTROL SYSTEM
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Patent #:
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Issue Dt:
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02/17/1987
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Application #:
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06612687
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Filing Dt:
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05/22/1984
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Title:
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STAND-ALONE ACCESS CONTROL SYSTEM CLOCK CONTROL
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Patent #:
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Issue Dt:
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04/01/1986
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Application #:
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06672462
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Filing Dt:
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11/19/1984
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Title:
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FORWARD SCATTER SMOKE DETECTOR
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Patent #:
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Issue Dt:
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11/25/1986
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Application #:
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06680308
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Filing Dt:
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12/11/1984
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Title:
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CEILING MOUNTABLE PASSIVE INFRARED INTRUSION DETECTION SYSTEM
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Patent #:
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Issue Dt:
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11/25/1986
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Application #:
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06691156
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Filing Dt:
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01/14/1985
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Title:
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COMBINATION INTRUSION DETECTOR SYSTEM HAVING CORRELATED ULTRASONIC AND MICROWAVE DETECTION SUB-SYSTEMS
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