U.S. federal trademark · Serial No. 72198579 · Reg. No. 0804567
TRANSFORMERS (FIXED AND VARIABLE RATIO), REACTORS, COILS, MAGNETIC AMPLIFIERS, POWER SUPPLIES (WITH ELECTRONIC AND ELECTROMECHANICAL RECTIFIERS), CHOPPERS, SILICON CONTROLLED RECTIFIERS, LIGHT DIMMERS, AND ELECTRICAL RESISTANCES; RATIO METERING DEVICES
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