U.S. federal trademark · Serial No. 71520073 · Reg. No. 0442944
PIPE UNIONS, THREAD PROTECTORS FOR UNIONS, CLAMP HANDLES FOR VALVES, PLUG VALVES, GATE VALVES, [ FUSIBLE BOILER PLUGS, STEAM GAUGE PROTECTORS, ] SWIVEL PIPE JOINTS, ROTARY SWIVEL FLEXIBLE PIPE CONNECTIONS, LINE BLINDS FOR ISOLATING ONE PART OF A PIPE LINE FROM ANOTHER, COMPOUNDING PLUGS AND BLANKING PLUGS FOR PROVIDING CLOSURES FOR DISCONNECTED PIPE UNIONS
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