76239467
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; controllers for monitoring the operation, display and status of flammable gas and toxic gas monitors
Electrical and Scientific ApparatusCalibration, maintenance, repairing and servicing of gas detecting apparatus and instruments
Building Construction and Repair