CH56439A
(en )
1912-11-01
Gas burner ignition device
FR424022A
(en )
1911-05-03
Remote ignition device for gas burners
FR427508A
(en )
1911-08-05
Device for automatic ignition of gas burners by electricity
FR429300A
(en )
1911-09-19
Device for automatic ignition of gas burners
FR428219A
(en )
1911-08-25
Device for remote ignition of gas burners and burners
FR462866A
(en )
1914-02-07
Pyrophoric ignition device for gas burners
FR400767A
(en )
1909-08-07
Device for electric ignition of gas burners
FR415472A
(en )
1910-09-27
Ignition device for overturned incandescent gas burners
FR460589A
(en )
1913-12-05
Device for automatic ignition of gas burners
FR476334A
(en )
1915-07-27
Combustible gas heater
FR443274A
(en )
1912-09-20
Igniter for gas burners
FR413588A
(en )
1910-08-12
Device for automatic ignition of gas burners
FR470043A
(en )
1914-08-18
Device allowing remote ignition of gas lamps
FR423316A
(en )
1911-04-13
Ignition device for gas burners
FR451851A
(en )
1913-04-30
Advanced device for automatic ignition and extinction of gas burners
FR426047A
(en )
1911-06-26
Device automatically producing the ignition and extinction of gas burners
FR440171A
(en )
1912-07-03
Device for remote ignition and extinction of straight and upside-down gas lamps
FR425707A
(en )
1911-06-19
Device for automatic ignition and extinction of gas burners
FR403001A
(en )
1909-10-23
Device for remote ignition and extinction of gas burners
FR464781A
(en )
1914-03-30
Remote ignition and extinguishing system for gas burners
FR18469E
(en )
1914-04-25
Remote ignition and extinguishing system for gas burners
FR418343A
(en )
1910-12-06
Flue gas exhaust regulator
FR469900A
(en )
1914-08-13
Device for gas injection
CH57859A
(en )
1913-02-01
Gas igniter
FR15930E
(en )
1912-10-19
Fuel gas producing device