CH67902A
(en )
1915-02-01
Device for the gradual absorption of diluted nitrous gases by means of water
AT52441B
(en )
1912-02-26
Procedure for the absorption of nitrous gases.
ES57773A1
(en )
1914-04-16
Procedure for the gradual absorption of attenuated nitrous gases by means of water.
DK24695C
(en )
1919-06-30
Device for Gas Analyzers.
DK24778C
(en )
1919-07-21
Device for Gas Analyzers.
DK18532C
(en )
1914-03-09
Device at Cement Mist Benches.
DK18357C
(en )
1914-01-12
Development apparatus for Gases.
DK22370C
(en )
1917-08-20
Device by Gas Generators.
ES57461A1
(en )
1914-04-01
Procedure to prevent the entry of gases into the containers.
DK30377C
(en )
1922-10-02
Stabilization device by Aircraft.
CH77098A
(en )
1918-03-01
Air gas apparatus
AT78903B
(en )
1919-10-25
Breathing apparatus.
DK27372C
(en )
1921-03-29
Device for gas meters.
FR486250A
(en )
1918-03-19
Improvements made or relating to transportable constructions
DK27521C
(en )
1921-05-02
Apparatus for the Study of Gases.
DK18593C
(en )
1914-03-23
Transportable Greenhouse.
DK22249C
(en )
1917-07-09
Device by Kogrimer and the like.
DK15811C
(en )
1912-04-01
Devices of the distribution means by gas meters with membranes, the so-called dry meters.
CH75198A
(en )
1917-06-16
Gas mask
ES66351A1
(en )
1918-04-16
Improvements provided to the Gas Purifying Exhaustor.
ES64674A1
(en )
1917-07-01
A procedure, with its corresponding apparatus, to separate mixed gases.
ES67637A1
(en )
1918-09-16
An air ozonator device.
ES70654A1
(en )
1919-10-01
Improvements in air, steam or gas superheaters.
DK23915C
(en )
1918-12-23
Device for gas hobs.
DK22320C
(en )
1917-07-30
Device for gas hobs.