CH33684A
(en )
1905-12-31
Apparatus for recovering vapors from volatile solvents diluted in air
FR375074A
(en )
1907-06-29
Device for cleaning by suction air
FR395626A
(en )
1909-03-11
Installation for dust extraction in apartments
FR350537A
(en )
1905-06-15
Device for extracting dust or impurities from the air by means of compressed air
FR395575A
(en )
1909-03-09
Apparatus for removing air, vapors and water from steam condensers
FR372524A
(en )
1907-04-10
Process for separating vapors from volatile liquids held or entrained in the air by recovery
FR7021E
(en )
1907-05-11
Process for separating vapors from volatile liquids held or entrained in the air by recovery
FR360227A
(en )
1906-04-17
Apparatus for ozonating atmospheric air
FR410171A
(en )
1910-05-13
Process and device for sterilizing, drying or carbonizing materials protected from atmospheric air
FR361490A
(en )
1906-07-17
Device for removing dust in mines
FR361389A
(en )
1906-06-22
Process for dynamo-thermal separation of vapors from volatile liquids held or entrained in the air
FR376356A
(en )
1907-08-07
Device for removing dust by suction
FR406066A
(en )
1910-01-21
Device for evacuating condensation water
FR351114A
(en )
1905-07-04
Device for removing polyps from the larynx
FR367585A
(en )
1906-11-05
Apparatus for turning malt over germiners
FR404998A
(en )
1909-12-16
Apparatus for rising and moving through the air
CH13240A
(en )
1897-05-31
`` Vauchey-Durand '' apparatus for the extraction of various materials using solvents
FR380402A
(en )
1907-12-07
Vacuum device for dust extraction
FR358127A
(en )
1906-01-29
Apparatus for teaching arithmetic
FR381096A
(en )
1907-12-27
Device for intubation of the larynx
FR358270A
(en )
1906-02-07
Apparatus for strengthening telephone currents
FR369087A
(en )
1906-12-28
Device for air heating
FR387239A
(en )
1908-07-03
Apparatus for fueling air
FR355792A
(en )
1905-11-11
Apparatus for bringing air to very high temperatures
FR363067A
(en )
1906-07-20
Apparatus for drawing glass