U.S. federal trademark · Serial No. 73658946 · Reg. No. 1480594
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
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