U.S. federal trademark · Serial No. 71633695 · Reg. No. 0575242
STEAM BOILERS, WATER HEATERS, [STILLS FOR PRODUCING DISTILLED WATER FROM IMPURE WATER, TANK CAR HEATERS, CONVERSION OIL BURNERS, OIL BURNING HEATERS FOR BITUMINOUS AND LIKE MATERIALS, AND PARTS THEREOF]
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