79187152
Oct 6, 2015
Feb 28, 2017
Parts of machines or engines, namely, compressed air and gas filters for compressed air and gas pipes and lines; engine air filters; gas turbine inlet filters for power generation and utilities; oil filters for motors, engines and industrial equipment
MachineryAir filters, hepa filters and ulpa filters for residential, commercial and industrial heating, ventilation and air conditioning systems; fan filter units, namely, self-contained motorized units with a hepa or ulpa filter incorporated into a ventilation system; negative pressure systems, namely, an air flow containment with a hepa or ulpa filter for use, namely, in heating, ventilation, and air conditioning systems in laboratory environments within the academic biotech, pharmaceutical, health care, research and development and industrial environments; liquid filter cartridges used primarily to trap particles in liquid streams in residential, industrial and commercial heating, ventilation, and air conditioning applications
Environmental Control Apparatus