U.S. federal trademark · Serial No. 71299181 · Reg. No. 0275504
FURNACES AND PARTS THEREOF; RADIATING COMBUSTION CHAMBERS USING GASEOUS, LIQUID, AND SOLID FUEL AND COMPRISED OF REFACTORY MATERIAL; OIL AND GAS BURNERS AND PARTS THEREOF, KILNS AND PARTS THEREOF, OIL AND GAS HEATERS AND PARTS THEREOF, COMBUSTION CHAMBERS AND PARTS THEREOF,SECTION SHAPES FOR COMBUSTION CHAMBERS
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