U.S. federal trademark · Serial No. 73756737 · Reg. No. 1555482
CURTAIN WALLS, COMPRISED OF EXTRUDED MULLIONS, MUNTINS, INFILL PANELS, COVER CAPS, FIXED AND MOVABLE GLAZING, EXTRUDED VENTILATORS, THERMAL INSULATION, SEALANTS AND FASTENERS MADE PRIMARILY OF METAL, ALL SOLD AS A UNIT
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