U.S. federal trademark · Serial No. 87666831 · Reg. No. 5795203
Metal pipe fittings in the nature of rotating pipe couplings and joints
Rotating unions for installation on machine tools; Mechanical device used to convey liquid or gas from a stationary source into rotating equipment to allow transfer of pressurized liquid or gas from the stationary source into the rotating equipment for heating, cooling, lubricating or transfer of fluid power
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