CH42601A
(en )
1909-02-16
Apparatus for separating air into its parts
CH31368A
(en )
1905-03-31
Apparatus for separating air into its parts
CH33590A
(en )
1906-04-15
Advanced device for the reproduction of writings
FR377459A
(en )
1907-09-07
Device for the distribution of compressed air for ventilation
FR381096A
(en )
1907-12-27
Device for intubation of the larynx
FR398580A
(en )
1909-06-08
Process for the separation of air into its elements
FR384830A
(en )
1908-04-23
Apparatus for studying the voice
FR378435A
(en )
1907-10-04
Apparatus for air carburization
CH44180A
(en )
1909-07-16
Apparatus for the separation of materials of different densities
FR8351E
(en )
1908-02-28
Apparatus for filtration and air saturation
FR12297E
(en )
1910-08-17
Method and apparatus for separating inner yeasts from normal yeasts
FR389372A
(en )
1908-09-08
Observation apparatus for stereoscopic views
FR393267A
(en )
1908-12-17
Apparatus for separating foreign matter from metals
FR381962A
(en )
1908-01-25
Device for the production of compressed air using running water
FR373689A
(en )
1907-05-24
Device for filtering dust-laden air
FR382219A
(en )
1908-02-01
Filtration apparatus for laboratories
FR11766E
(en )
1910-05-04
Apparatus for obtaining carbureted air
FR375004A
(en )
1907-06-28
Apparatus for obtaining carbureted air
FR403977A
(en )
1909-11-19
Rescue apparatus for castaways
FR377751A
(en )
1907-09-14
Friction device especially for the gums
FR386994A
(en )
1908-06-27
Apparatus for the production of air gas
FR387526A
(en )
1908-07-16
Apparatus for teaching music theory
CH37058A
(en )
1907-04-30
Device for the production of compressed air
ES43849A1
(en )
1908-09-16
An apparatus for the separation of metals and the like from foreign matters.
FR390674A
(en )
1908-10-12
Apparatus for the production of pleats