CH7449A
(en )
1894-03-31
Electric appliance to turn on and off gas burners
FR350100A
(en )
1905-10-13
Gas electric generator
FR333352A
(en )
1903-11-23
Electric gas or steam appliance
FR324301A
(en )
1903-03-28
Electric device for remotely switching on and off gas burners
FR341324A
(en )
1904-08-05
Acetylene gas appliance
CH11190A
(en )
1896-05-15
Electrically operated gas burner
FR381477A
(en )
1908-01-13
Electric gas burner igniter
FR3089E
(en )
1904-08-30
Electric arc light therapy device
CH12963A
(en )
1897-03-31
Acetylene gas appliance
CH227E
(en )
1897-12-31
Acetylene gas appliance
CH6439A
(en )
1893-08-15
An electric heater
FR333357A
(en )
1903-11-23
Advanced gas or steam electric appliances
FR357499A
(en )
1905-12-28
Device for remotely switching on and off gas burners
FR366849A
(en )
1906-10-12
Device used to turn on and off gas lamps
FR362121A
(en )
1906-06-07
Electric device for automatically switching gas burners on and off
CH353A
(en )
1889-03-16
Gas making device
FR341409A
(en )
1904-08-08
Improvements in gas and vapor electrical appliances
FR374859A
(en )
1907-06-25
Gas appliance giving bursts of light
CH10106A
(en )
1895-12-15
A gas burner applicable to stoves and all gas heating appliances
FR410799A
(en )
1910-05-30
Electric igniter for gas burners and other applications
CH7938A
(en )
1894-07-31
Electric fire alarm device
CH6643A
(en )
1893-10-14
Electric fire alarm device
FR13027E
(en )
1911-01-12
Gas burner extinguisher at set times
CH9132A
(en )
1895-03-31
Electric lighter for gas burners
FR334161A
(en )
1903-12-14
Improvements to gas burners or burners