99543742
Dec 11, 2025
Environmental control apparatus, namely, equipment for simulating varying altitude conditions by controlling environmental conditions within a closed environment, namely, oxygen content and humidity; masks for providing a breathable gas to a user, the gas having at least a controlled oxygen content, not for medical purposes, sold as an integral component of environmental control apparatuses; pulse oximeters for providing data to control systems for controlling the environment in a closed system based on established parameters, not for medical purposes, sold as an integral component of environmental control apparatuses; oxygen monitors for monitoring the oxygen content in an environmentally controlled closed environment, not for medical purposes, sold as an integral component of environmental control apparatuses; humidity control units, sold as an integral component of environmental control apparatuses; control systems comprised of computers, switches, sensors and valves for controlling environmental factors within a closed environment, namely, oxygen content, carbon dioxide content, nitrogen content, and humidity, sold as an integral component of environmental control apparatuses; environmental control apparatus, namely, enclosures for enclosing a controlled environment having a variable oxygen
Environmental Control Apparatus