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AUDIO AND VIDEO TRANSMISSION AND RECEIVING SYSTEM

07/637,562 | U.S. Patent Application

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Location ELECTRONIC
Filed Jan. 7, 1991
Examiner STEPHEN CHIN
Class 375
Art Group 2603
Patent No. 5,132,992
Case Type Utility - 375/122000
Status Patented Case
Child 07/862,508 Patented
Child 08/133,982 Patented
Child 08/630,590 Patented
Child 09/120,452 Patented
Child 10/274,242 Abandoned
Child 10/274,223 Abandoned
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Last Updated: 5 years, 1 month ago
Date # Transaction