87164857
Sep 8, 2016
Aug 21, 2018
Active Trademark
Electronic devices for monitoring and transmitting information relating to temperature, humidity, oxygen cylinder integrity, impact damage and expiration date of respirators not for medical purposes and other than for artificial respiration, namely, temperature detectors, humidity detectors, oxygen detectors, impact damage detectors, and respirator expiration date indicators; self-contained self-rescue apparatus, namely, oxygen breathing units; escape self-contained self-rescue apparatus, namely, oxygen breathing units and emergency escape breathing devices; closed circuit escape self-rescue apparatus, namely, oxygen breathing units and closed circuit escape respirators; rebreather respiratory protection in the nature of breathing apparatus for miners, namely, oxygen breathing units; person-wearable self-contained self-rescuer, namely, oxygen breathing units
Electrical and Scientific Apparatus