73658946
Apr 30, 1987
Mar 15, 1988
TELEPHONE AND TELECOMMUNICATIONS EQUIPMENT, NAMELY, DUAL-TONE MULTI-FREQUENCY (DTMF) TEST SETS, BASIC TELEPHONE INSTRUMENT TEST SET, LATCHING RELAY CARDS FOR STANDARD BUS (STD BUS) TELECOMMUNICATIONS CONTROLLERS, AND SPEECH SYNTHESIZER CARDS FOR STANDARD BUS (STD BUS) TELECOMMUNICATIONS CONTROLLERS
Electrical and Scientific Apparatus