U.S. federal trademark · Serial No. 73462367 · Reg. No. 1328376
OXYGEN INJECTION SYSTEMS, COMPRISING HEAT EXCHANGERS, INJECTION LANCES, CONNECTING SUPPLY CONDUITS, CONTROL-PANELS AND STORAGE VESSELS, FOR DELIVERING OXYGEN TO COMBUSTION ZONES IN GLASS HEATING * AND MELTING * FURNACES AND THE LIKE TO ENHANCE COMBUSTION EFFICIENCY AND TO IMPROVE FLAME CONTROL
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