U.S. federal trademark · Serial No. 73157551 · Reg. No. 1121344
ELECTRONIC TEST APPARATUS FOR USE IN WORKING ON TELEPHONE CABLES-NAMELY, TEST SETS PROVIDING THE FUNCTIONS NECESSARY TO ENABLE A WORKMAN TO MAKE EFFECTIVE TRANSFERS OF CONDUCTIVE PAIRS OF TELEPHONE CABLES; [ AMPLIFIERS PROVIDING THE FUNCTIONS NECESSARY TO ENABLE A WORKMAN TO FIND, AMONG A MULTIPLICITY OF TELEPHONE CABLE PAIRS, ONE TO WHICH A TONE HAS BEEN APPLIED AT A REMOTE POINT FOR IDENTIFICATION PURPOSES ]; AND CABLE SPLICE SIMULATORS FOR USE IN TRAINING PERSONNEL IN THE OPERATION OF CABLE TESTING AND SPLICING APPARATUS
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