Proximity warning system for a fireplace
Quartz burner for use in an atomic absorption spectrometer for t
Rodent exterminator
Safety apparatus for stopping gas leakages
Safety device for oil burner
Safety device for pot-type oil burner
Safety system for gas range
Smoke density monitor
Smoking elimination guidance system
System for monitoring a combustion apparatus
Temperature control system with thermoelectric and rechargeable
Transducer for gas flare pilot flame detection
Valve assembly having leak detection apparatus
Vent flow monitor