U.S. federal trademark · Serial No. 72288945 · Reg. No. 0873350
AMMETERS, VOLTMETERS, MILLIAMMETERS, MICROAMMETERS MILLIVOLTMETERS, VU METERS, CIRCUIT TUNING METERS, SHADOW TUNING METERS, MINIATURE BATTERY CHARGE INDICATORS, TACHOMETER METERS, PROXIMITY INDUCTION AMMETERS, MULTI-CIRCUIT BATTERY TEST METERS, LINE VOLTAGE TESTERS, DB METERS, NULL INDICATING METERS, AND ELECTRIC METER TYPE INDUSTRIAL INSTRUMENT INDICATOR DEVICES, INCLUDING, POLARITY INDICATORS, ON-OFF INDICATORS, AND CELL TEST INDICATORS
SPECIAL PURPOSE ELECTRIC RELAYS, RELAY DEVICES FOR INDUSTRIAL INSTRUMENT CONTROL, AMMETER SHUNTS, AND CURRENT TRANSFORMERS
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