U.S. federal trademark · Serial No. 71537597 · Reg. No. 0560044
HAND-OPERATED VALVES, WHISTLE VALVES, PRESSURE-REDUCING VALVES, SMALL-FLOW PRESSURE-REDUCING VALVES, DIFFERENTIAL PRESSURE-REDUCING VALVES, SELF-OPERATING PRESSURE-CONTROLLED VALVES, SELF-CLEANING PIPE STRAINERS, AND MANUALLY-CONTROLLED VALVES
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