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US2434870A
|
|
Position indicating device
|
|
GB590605A
|
|
Combined temperature and safety control for gaseous fuel burners
|
|
US2405014A
|
|
Snap action mechanism
|
|
US2394105A
|
|
Valve
|
|
US2361944A
|
|
Safety control for gaseous fuel burners
|
|
US2361945A
|
|
Safety control for gaseous fuel burners
|
|
US2214375A
|
|
Thermostatic shutoff valve
|
|
US2224187A
|
|
Fuel control device
|
|
US2214730A
|
|
Fuel regulator latch
|
|
US2242718A
|
|
Fuel regulator
|
|
US2236908A
|
|
Movement amplifying snap action thermostat
|
|
US2183855A
|
|
Safety shut-off for multiple burners
|
|
US2250815A
|
|
Mixing valve
|
|
US2201399A
|
|
Fuel control device
|
|
US2145083A
|
|
Time clock mechanism
|
|
US2181809A
|
|
Thermostatic control device
|
|
US2201398A
|
|
Safety control for gas burning appliances
|
|
US2092715A
|
|
Time controlled annunciator
|
|
US2123829A
|
|
Fuel control and regulation
|
|
US1994391A
|
|
Burner control
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