US PATENT SUBCLASS 370 / FOR 100
SIMULTANEOUS TELEGRAPHY AND TELEPHONY (370/125)
Current as of:
June, 1999
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370 /
HD
MULTIPLEX COMMUNICATIONS
FOR 100
SIMULTANEOUS TELEGRAPHY AND TELEPHONY (370/125)
DEFINITION
Classification: 370/FOR.100
SIMULTANEOUS TELEGRAPHY AND TELEPHONY:
Foreign art collection including concurrent transmission of bidirectional audio signal and a pulse information signal over a single transmission channel.
