CH59747A
(en )
1913-06-16
Device for automatic ignition and shutdown of at least one gas burner
FR425707A
(en )
1911-06-19
Device for automatic ignition and extinction of gas burners
FR451851A
(en )
1913-04-30
Advanced device for automatic ignition and extinction of gas burners
CH62457A
(en )
1913-12-01
Apparatus for the automatic ignition and extinction of at least one gas burner at given times
FR15321E
(en )
1912-06-18
Device for automatic switching on and off of gas burners
FR15608E
(en )
1912-08-16
Device for automatic switching on and off of gas burners
FR16461E
(en )
1913-02-06
Device for automatic switching on and off of gas burners
FR17106E
(en )
1913-06-20
Device for automatic switching on and off of gas burners
FR18429E
(en )
1914-04-24
Device for automatic switching on and off of gas burners
FR20047E
(en )
1916-03-08
Device for automatic switching on and off of gas burners
FR20099E
(en )
1916-03-22
Device for automatic switching on and off of gas burners
FR20148E
(en )
1916-10-06
Device for automatic switching on and off of gas burners
FR435762A
(en )
1912-03-09
Device for automatic switching on and off of gas burners
FR403867A
(en )
1909-11-16
Automatic ignition and extinguishing device for gas lamps
FR407429A
(en )
1910-02-28
Device for automatic switching on and off of gas lamps
FR426047A
(en )
1911-06-26
Device automatically producing the ignition and extinction of gas burners
FR17579E
(en )
1913-10-07
Device for automatic switching on and off of gas burners
FR413588A
(en )
1910-08-12
Device for automatic ignition of gas burners
FR428219A
(en )
1911-08-25
Device for remote ignition of gas burners and burners
FR401446A
(en )
1909-08-28
Device for remote ignition and extinction of gas burners
FR443997A
(en )
1912-10-07
Installation for remote gas ignition and extinction
FR401221A
(en )
1909-08-21
Device for the automatic ignition and extinction of gas burners from a distance
FR403001A
(en )
1909-10-23
Device for remote ignition and extinction of gas burners
FR416622A
(en )
1910-10-25
Installation for the ignition and extinction of gas burners
FR17370E
(en )
1913-08-22
Device for automatic switching on and off of gas lamps at set times