U.S. federal trademark · Serial No. 71643443 · Reg. No. 0591546
PIPING FOR STEAM AND WATER, TUBES FOR CENTRAL HEATING LINES AND FOR AIR CONDUITS; GAS AND STEAM PRESSURE REGULATORS; FLUID VALVES; STEAM VALVES; HIGH-PRESSURE PIPE LINES; METALLIC FITTINGS FOR STEAM, GAS, AND WATER, INCLUDING ELBOWS AND FLANGES OF SUCH FITTINGS
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