79190883
Jun 3, 2016
Electric apparatus for indoor air quality control and measurement, namely, particle counters, gas detectors, microbial contaminant detectors, carbon dioxide meters, temperature meters, humidity meters, ozone meters and electromagnetic meters
Electrical and Scientific ApparatusAir purifiers; air-conditioning, air cooling and ventilation apparatus and instruments; ventilating fans for commercial and industrial use; ventilating fans for air conditioning apparatus; ventilating fans for household use
Environmental Control Apparatus