Patent Assignment Details
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| Reel/Frame: | 005355/0579 | |
| Pages: | 8 |
| | Recorded: | 06/29/1990 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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09/10/1991
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Application #:
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07546322
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Filing Dt:
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06/29/1990
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Title:
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CONTROL AND INTERFACE APPARATUS FOR TELEPHONE SYSTEMS
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Assignee
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| 550 MADISON AVE. |
| NEW YORK, NEW YORK 10022-3201 |
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Correspondence name and address
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A.E. HIRSCH, JR.
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AT&T BELL LABORATORIES
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600 MOUNTAIN AVENUE
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MURRAY HILL, NJ 07974-2070
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