U.S. federal trademark · Serial No. 73672346 · Reg. No. 1573164
COMBUSTION EQUIPMENT, NAMELY, BURNERS AND BURNER SYSTEMS COMPRISING ONE OR MORE OF THE FOLLOWING; BURNERS, PILOTS, IGNITORS, CONTROLS, COMBUSTION AIR HANDLING EQUIPMENT, COMBUSTION AIR PREHEATERS, PIPING AND DUCTING, AND FLUE GAS HANDLING EQUIPMENT, AND PARTS THEREFOR
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