Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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07/14/1992
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Application #:
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07431531
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Filing Dt:
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11/03/1989
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Inventors:
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MEAD C. KILLION, NORMAN P. MATZEN, CLYDE M. BROWN JR., WILLIAM A. COLE et al
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Title:
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HIGH FIDELITY HEARING AID AMPLIFIER
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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A CORP. OF IL |
ELK GROVE VILLAGE, ILLINOIS |
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ETYMOTIC RESEARCH |
61 MARTIN LANE |
ELK GROVE VILLAGE, IL 60007 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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61 MARTIN LANE |
ELK GROVE VILLAGE, ILLINOIS 60007 |
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MCANDREWS, HELD & MALLOY |
WILLIAM E. VAUGHAN |
500 WEST MADISON STREET |
34TH FLOOR |
CHICAGO, ILLINOIS 60661 |
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