86482210
Dec 16, 2014
Aug 18, 2015
Air conditioning apparatus; Air-conditioning apparatus; Air-conditioning, air cooling and ventilation apparatus and instruments; Fans for air conditioning apparatus; Filters for air conditioning; Furnaces; Heating furnaces; Heating systems composed primarily of tubes, pipes and manifolds through which warm or high temperature water circulates; Ventilating exhaust fans; Ventilating fans for commercial and industrial use; Ventilation fan accessories, namely, grilles
Environmental Control Apparatus