U.S. federal trademark · Serial No. 71684010 · Reg. No. 0627622
FLOW CONTROL VALVES, PRESSURE REDUCING VALVES, PRESSURE RELIEF VALVES, DUAL UNIT VALVES CONSISTING OF PRESSURE REDUCING AND PRESSURE RELIEF VALVES, WATER MIXING VALVES, CHECK VALVES [ PRESSURE ACTUATED TO CLOSE AND GRAVITY ACTUATED TO OPEN ] , AIR CHARGER AND TANK DRAINER VALVES, [ VALVES FOR USE WITH WATER HEATING COILS ARRANGED TO REVERSE THE FLOW THROUGH AND BACKWASH THE COILS WHEN A FAUCET IS OPENED, ] PIPE FITTINGS FOR HOT WATER HEATING SYSTEMS, BOILER AND EXPANSION TANK FITTINGS FOR HOT WATER HEATING SYSTEMS EACH INCLUDING SEPARATE AIR AND WATER PASSAGES, [ TANK HANGERS, ] RELIEF VALVE STRAINERS, AND COMBINATION UNITS FOR HOT WATER HEATING SYSTEMS INCLUDING A PRESSURE RELIEF VALVE, A SAFETY HIGH LIMIT SWITCH AND A PRESSURE REDUCING VALVE CONDITIONED TO SUPPLY COLD WATER TO THE SYSTEM UNDER STATED CONDITIONS
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