Control apparatus for gas burning appliance
Control device for gas supply to main burner and pilot burner of
Control system for a gas furnace, control device therefor and me
Control system for domestic gas oven burners
Control system for dual coil pilot valve burner system
Control system for gas burning apparatus
Control systems for gaseous fuel fired appliances
Cycling pilot burner control system with pressure switch
Cycling pilot burner control system with safety timing
Device for automatically controlling the operation of a burner i
Electric ignition system
Electrical ignition systems for gas fired equipment
Electronic controller for fluid fuel burner
Fail-safe energizing circuit for a functional device
Flame detection system using a voltage clipper means
Flame failure device
Fluid control system
Fuel burner having an intermittent pilot with pre-ignition testi
Fuel burner safe starting system
Fuel control unit for a gas furnace and method of making the sam