CH2542A
(en )
1891-03-14
New petroleum gas burner or device for lighting and heating using ordinary petroleum
CH2181A
(en )
1890-08-15
Regulating device for gas and petroleum engines
CH52A
(en )
1889-01-08
New petroleum gas apparatus for heating purposes
CH1954A
(en )
1890-06-14
Advanced gas burner
CH3131A
(en )
1891-06-30
Improved lantern for gas lighting
CH860A
(en )
1889-06-29
Candlesticks for petroleum and heavy hydrocarbons
CH2631A
(en )
1891-01-31
Safety gas burner
CH1768A
(en )
1890-04-30
Wick burner
CH2315A
(en )
1890-10-15
Blue burner for hydrocarbons
CH1809A
(en )
1890-05-15
Gas heaters with combustion air preheaters
CH5290A
(en )
1892-11-15
Burner tube for lanterns and lamps for burning heavy mineral oils
CH10769A
(en )
1896-02-15
Petroleum gas lamp, usable for heating, cooking and lighting purposes
CH2056A
(en )
1890-11-15
Soldering furnace for plumber
CH2868A
(en )
1891-04-15
Flame tube inserts for guiding the flue gases
CH1909A
(en )
1890-06-14
Lantern with air supply and ignition device
CH12934A
(en )
1897-04-15
Burner for petrol and spirit lighting and heating devices
CH2497A
(en )
1890-11-15
Concentration furnace
CH2697A
(en )
1891-02-28
Gas rifle
CH3149A
(en )
1891-06-30
Intensive lamp burner with wick cutter
CH2097A
(en )
1890-08-30
New ignition device for gas engines
CH2449A
(en )
1890-11-15
Water dividers for gas bath stoves or other mixing devices for water and gases
CH4110A
(en )
1892-02-15
Burners for kerosene lamps
CH2837A
(en )
1891-04-15
Furnaces for lighting retorts and other industrial purposes
CH4615A
(en )
1892-06-15
Petroleum flat burner for generating a gaseous burning flame for cooking and heating purposes
ES11382A1
(en )
1890-12-16
Improvements introduced in gas lamps.