U.S. federal trademark · Serial No. 76432545 · Reg. No. 2755608
STEEL, UNWROUGHT OR SEMI-WROUGHT, IN THE FORM OF INGOTS AND BARS; NON-FERROUS METALS AND THEIR ALLOYS FOR USE IN THE MANUFACTURE OF VALVES, PIPES AND TUBE COUPLINGS; MANUALLY-OPERATED METAL VALVES; AND METAL PIPES, TUBES AND COUPLINGS THEREFOR
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