TELCOM
ELECTRONIC COMMUNICATIONS SYSTEMS COMPRISING TRANSMITTERS, RECEIVERS, MODULATORS, DE-MODULATORS, CONTROL PANELS, INTERFACE PANELS, SIGNAL AND DATA PROCESSORS, RECORDERS, SIMULATORS, ANTENNAS, TRANSMISSION LINE ELEMENTS AND PARTS, REPLACEMENT PARTS, AND SUB-ASSEMBLIES THEREFOR, AND SIGNAL SIMULATORS AND SIGNAL MEASUREMENT APPARATUS FOR SAID SYSTEMS
Expired · October 24, 1973 · 73004456 ·