U.S. federal trademark · Serial No. 71666084 · Reg. No. 0614416
HEAT TRANSFER UNITS FOR USE IN COOLING WATER, GAS AND/OR OIL INVOLVED IN THE OPERATION OF GAS, GASOLINE, AND DIESEL ENGINES, TRANSFORMER OIL COOLERS, TORQUE CONVERTER OIL COOLERS, GAS COOLERS, AND AIR INTERCOOLERS
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