U.S. federal trademark · Serial No. 72334651 · Reg. No. 0905522
AIR HANDLING AND HEAT TRANSFER EQUIPMENT-NAMELY, DIFFUSERS, VENTILATORS, FANS, REGISTERS, GRILLES, RESIDENTIAL OUTLETS, MIXING BOXES, LOUVERS, DAMPERS, PENTHOUSES, AIR VALVES, HEAT EXCHANGERS, AND HUMIDIFIERS
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