U.S. federal trademark · Serial No. 72336564 · Reg. No. 0923522
EXOTHERMIC MATERIAL CONSISTING OF MIXED METALLIC OXIDES IN FINELY DIVIDED FORM OR IN A PREFORMED SHAPE, USABLE FOR HEATING, JOINING TUBES, PIPES AND THE LIKE BY BRAZING; AND THE COMPLETE KIT CONSISTING OF SHAPED EXOTHERMIC SLEEVES, BRAZING RINGS, IGNITION PASTE AND FASTENERS FOR HOLDING THE SLEEVES IN PLACE
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