76239468
Apr 11, 2001
Gas detectors; sensors and sensor cartridges for detecting toxic, inflammable or hazardous gases; transmitters for use in gas detection; filters for use in gas detectors; gas detectors, monitors, and transmitters for flammable gases, toxic gases and oxygen
Electrical and Scientific ApparatusCalibration, maintenance, repairing and servicing of gas detecting apparatus and instruments
Computer and Scientific