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James P. Hogan
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Jackson, NJ, US
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last 30 patents
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Patent Grant
Loop status verification system
Patent number
4,937,851
Issue date
Jun 26, 1990
Keptel, Inc.
Daniel Lynch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Loop status verification system
Patent number
4,864,598
Issue date
Sep 5, 1989
Keptel, Inc.
Daniel Lynch
H04 - ELECTRIC COMMUNICATION TECHNIQUE