CH35603A
(en )
1906-09-15
Device for self-ignition of incandescent light burners
CH34180A
(en )
1906-03-15
Device for increasing the luminosity of incandescent incandescent lamps
CH33734A
(en )
1905-12-31
Gas light bulb
CH31502A
(en )
1905-04-15
Incandescent burner
CH31974A
(en )
1905-05-31
Gas incandescent burner
FR351964A
(en )
1905-07-31
Burner for incandescent hydrocarbon lamps
CH31500A
(en )
1905-04-15
Incandescent light burners for liquid fuels
CH38080A
(en )
1907-08-31
Burning device for the production of gas incandescent bodies
FR340639A
(en )
1904-07-11
Reverse burner for incandescent light
AT23798B
(en )
1906-04-10
Invert incandescent light burner.
CH31838A
(en )
1905-05-15
Gas incandescent burner
CH30395A
(en )
1904-12-15
Gas incandescent burner
FR411598A
(en )
1910-06-20
Bunsen burner for lighting
CH33970A
(en )
1906-02-15
Acetylene lantern with device for automatic regulation of gas development
CH30937A
(en )
1905-02-15
Gas incandescent lamp
FR318936A
(en )
1902-10-30
Incandescent light burner
AT23356B
(en )
1906-03-10
Device for generating incandescent gas light.
FR366802A
(en )
1906-10-12
Candlestick
FR371015A
(en )
1907-02-25
Burner for incandescent lighting
CH32841A
(en )
1905-09-15
Blue burners for lighting and heating purposes
CH38177A
(en )
1907-09-15
Invert gas light bulb
CH36563A
(en )
1907-01-31
Invert gas light bulb
CH29105A
(en )
1904-07-15
Downward-facing incandescent gas burner
CH34802A
(en )
1906-06-15
Device on flame lamps
CH32914A
(en )
1905-09-30
Gas incandescent lamp with bumper device