U.S. federal trademark · Serial No. 72414717 · Reg. No. 0973970
IGNITION DEVICES FOR SMOKE AND FUMES ABATEMENT EQUIPMENT OF THE TYPE WHICH IGNITES AN AUXILIARY COMBUSTIBLE GAS MIXTURE TO FORM A FLAME FRONT WHICH IS THEN DIRECTED TO A WASTE GAS DUCT FOR IGNITING WASTE GASES THEREIN
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