U.S. federal trademark · Serial No. 72269908 · Reg. No. 0863381
VALVES FOR AIR AND FOR GAS AND LIQUID FUELS, AND CONTROLS FOR SUCH VALVES
GAS BURNERS, OIL BURNERS, GAS-OIL BURNERS, AIR AND GAS MIXING DEVICES AND BLOWERS FOR FUEL BURNERS, GAS FIRED AND OIL-GAS FIRED INDUSTRIAL HEATERS, AND GAS-FIRED INDUSTRIAL HEATING SYSTEMS
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