90334576
Nov 21, 2020
Apr 4, 2023
Active Trademark
Air-conditioning, air cooling and ventilation apparatus and instruments; Dampers, namely, control devices used in air ducts to regulate the flow of air; Ventilating louvers; HVAC components, accessories, instruments, and apparatus for air distribution equipment, heating, cooling, and natural ventilation, namely, grilles, diffusers, grids, registers, diffusers, louvers, dampers, terminal units, filters and vents
Environmental Control Apparatus