NL503C
(en )
1915-02-01
Safety device on gas burners
CH62674A
(en )
1913-12-16
Device for the automatic ignition and extinguishing of lighting apparatus
CH74311A
(en )
1917-02-16
Device for hanging pictures and the like
AT64522B
(en )
1914-04-25
Device for compressing exhaust gases from Bunsen burners and the like.
CH57505A
(en )
1913-01-16
Device for tilting demijohns and the like of various sizes
AT60974B
(en )
1913-09-10
Device for burning incandescent bodies.
DK13758C
(en )
1910-10-10
Device for opening the gas supply to gas burners and for igniting the gas.
CH70521A
(en )
1915-10-01
Device for extinguishing fire
CH64085A
(en )
1914-03-02
Device to automatically extinguish gas lamps at predetermined times
AT57801B
(en )
1913-02-25
Device for displaying flammable gases.
CH57969A
(en )
1913-02-17
Device for closing ovens
CH55113A
(en )
1912-07-16
Device on gas lamps with inverted burners to ignite the gas
AT63558B
(en )
1914-02-25
Device for extinguishing coke.
CH45561A
(en )
1909-12-01
Device for operating the lever of ignition and extinguishing devices
CH74826A
(en )
1917-04-16
Method and device for burning and utilizing flue gases
CH74343A
(en )
1917-06-01
Device for cutting ovals and circles
AT63548B
(en )
1914-02-25
Device for rendering firedamp harmless and for extinguishing fires.
CH67972A
(en )
1915-02-01
Puncture ignition device for gas burners
CH74535A
(en )
1917-03-01
Cooking device for melting and refining used pressure roller mass
CH67643A
(en )
1914-12-16
Device for heating gaseous and liquid substances
CH69234A
(en )
1915-06-01
Pressure ignition device for lighting and extinguishing gas lanterns
DK18770C
(en )
1914-05-04
Ignition device for gas burners.
DK16186C
(en )
1912-07-15
Devices for smoke combustion and draft control apparatus for furnaces.
CH54905A
(en )
1912-07-01
Device for cleaning and odorless combustion gases
CH66467A
(en )
1914-09-16
Equipment on chimneys for introducing and increasing the draft