Automatic electronic ignition system
Burner control system
Catalytic burning apparatus
Combustion control apparatus
Control circuit for gasified liquid fuel combustion apparatus
Control valves for heaters and fireplace devices
Detection devices especially for the detection of flames
Device for automatic reignition of an extinguished burner flame
Device for automatically controlling a gaseous or liquid fuel fi
Device for igniting fuel
Flame burner ignition system
Flame responsive control circuit
Fluid flow sensing switch device
Fluid flow sensing switch device
Fluid flow sensing switch device and method of making the same
Gas appliance control device
Gas burner control system
Gas range ignition, reignition device
Heating system
Independent burner ignition and flame-sense functions