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Anthony J. Wechselberger
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Escondido, CA, US
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Patent Grant
Universal decoder
Patent number
5,113,440
Issue date
May 12, 1992
OCI Communcations, Inc.
Ralph P. Harney
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Application
REMOTE AUDIENCE PARTICIPATION AT LIVE EVENTS
Publication number
20220116463
Publication date
Apr 14, 2022
David Price
H04 - ELECTRIC COMMUNICATION TECHNIQUE