U.S. federal trademark · Serial No. 73140931 · Reg. No. 1088627
DUCTS; PIPES; ELBOWS; T'S; AND CONNECTING FITTINGS FOR DUCTS AND PIPES; PIPE AND DUCT HANGERS AND CLEATS; PIPE AND DUCT EXTENSIONS; DAMPERS; STACK HEADS; FORCED AIR TRANSITION BOOTS; T-JOINT CAPS; DRAFT DIVERTERS; REGISTERS; GRILLES; AND COLLARS; ALL OF PREFABRICATED METAL FOR USE IN HEATING AND AIR CONDITIONING
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