U.S. federal trademark · Serial No. 72137154 · Reg. No. 0746234
VENTILATION EQUIPMENT-NAMELY, EXHAUST FANS AND COMBINATION EXHAUST FANS AND INLET FANS, DUCT WORK AND CONTROLS ASSOCIATED WITH SAID DUCT WORK AND FANS SOLD SEPARATELY AND SOLD TO BE INSTALLED IN BUILDINGS AS INTEGRATED COMPLETE VENTILATING SYSTEMS
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