U.S. federal trademark · Serial No. 72173431 · Reg. No. 0801724
AMPLIFIERS, D.C. AMPLIFIERS, DIFFERENCE AMPLIFIERS, POWER SUPPLIES, PREAMPLIFIERS, KLYSTRON POWER SUPPLIES, CIRCULATING LIQUID HEAT EXCHANGERS, TRANSPONDERS, TRANSMITTERS, RECEIVERS, COMMUNICATIONS EQUIPMENT, AND PARTS AND ACCESSORIES THEREFOR
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