CH30583A
(en )
1904-12-31
Device for automatically shutting off the gas supply to gas containers with a bell that can be moved up and down
CH31587A
(en )
1905-04-30
Device for automatically shutting off the gas supply in gas containers
CH31911A
(en )
1905-05-31
Device for automatically shutting off the gas supply in gas containers
CH32443A
(en )
1905-07-31
Device for automatically shutting off the gas supply in gas containers
CH34125A
(en )
1906-03-15
Device on gas containers for automatic shut-off of the gas supply
CH34126A
(en )
1906-03-15
Device on gas containers with container bell for automatic shut-off of the gas supply
CH30735A
(en )
1905-01-31
Drawing board with drawing rail and device for holding and parallel movement of the latter
CH34726A
(en )
1906-05-31
Apparatus for automatically shutting off pipelines in the event of pipe bursts
CH23362A
(en )
1902-07-15
Acetylene gas apparatus with carbide funnel and device to automatically close the funnel opening
CH49037A
(en )
1911-01-02
Device for the periodic opening and closing of gas burner supply lines
CH46138A
(en )
1910-02-01
Air gas apparatus with a scoop device serving to supply the carburizing liquid to a gasification chamber
CH43102A
(en )
1909-04-01
Burner with device for gasifying liquid fuels
FR401425A
(en )
1909-08-28
Automatic shut-off device for gas lines
CH32292A
(en )
1905-07-31
Tin can with a device for heating the contents
FR4193E
(en )
1905-06-10
Butterfly nozzle for acetylene gas
FR3568E
(en )
1904-12-07
Butterfly nozzle for acetylene gas
CH58511A
(en )
1913-03-17
Device for opening and closing gas pipes remotely by pneumatic means
CH46763A
(en )
1910-04-16
Device for interrupting and releasing the gas supply path to burners by means of electricity
FR356012A
(en )
1905-11-18
Automatic shut-off valve for gas and liquid lines
FR352346A
(en )
1905-08-08
Control and warning device for gas installations
CH30556A
(en )
1904-12-31
Bottle closure with device for opening the same
CH43461A
(en )
1909-06-16
Hollow iron with a device for heating it with gas
CH35333A
(en )
1906-08-15
Target with device for electrical display of the hit spot
CH39205A
(en )
1908-02-17
Device for supplying the gas to movably suspended gas lamps
CH28833A
(en )
1904-06-15
Gas pressure remote igniter with device for keeping the gas seal open during gas pressure fluctuations