U.S. federal trademark · Serial No. 73631260 · Reg. No. 1480714
FILAMENT-WOUND FIBERGLASS REINFORCED PLASTIC DUCT-WORK AND TUBING FOR HEATING, VENTILATING AND AIR CONDITIONING SYSTEMS, AND EXHAUSTING OF CONDITIONED OR CORROSIVE GASES, AND PARTS AND FITTINGS THEREFOR; [ AND ELECTRIC FANS FOR INDUSTRIAL AND MINING USE ]
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