FR361034A
(en )
1906-05-14
Apparatus for depicting a person's character from the character of his hand
FR345880A
(en )
1904-12-20
Irreversibility device for axes of rotation
CH51139A
(en )
1911-08-01
Angular or linear speed indicator device of any mechanism
FR341550A
(en )
1904-08-10
Device for viewing animated or non-animated views
FR358024A
(en )
1906-01-24
Exercise device for untying fingers
FR340541A
(en )
1904-07-08
Device intended to warn a machine operator of the approach of a closed signal
CH5699A
(en )
1893-02-15
containers for drugs with graduation used to indicate the time at which they were administered to patients
FR415601A
(en )
1910-09-30
Suturing device for surgical operations
CH8221A
(en )
1894-08-31
Advanced device for methodical softening of the fingers
FR358266A
(en )
1906-02-07
Apparatus for storing explosive fluids
FR410791A
(en )
1910-05-30
Apparatus for evaporation or concentration of liquids
CH67278A
(en )
1914-12-01
Apparatus for performing calculations
FR381758A
(en )
1908-01-21
Apparatus for the asepsis of hairdressers' instruments
FR368088A
(en )
1906-11-16
Portable device for the application of farado-hydroelectric baths
FR442217A
(en )
1912-08-27
Exerciser device for developing finger agility
FR365353A
(en )
1906-09-07
Device for exploring areas of land not directly visible
CH6993A
(en )
1893-12-15
Apparatus for water vapor disinfection
FR399480A
(en )
1909-06-29
Protective devices applied to rÖntgen tubes to protect persons serving the device or patients from the action of high voltages
CH4825A
(en )
1892-08-15
Clutch device
CH48007A
(en )
1910-09-01
Device for medical electrification
FR409969A
(en )
1910-05-07
Device that adapts to different joints to hold them open or closed from different angles
FR11001E
(en )
1909-11-26
Device guaranteeing the inviolability of the bottles
FR410216A
(en )
1910-05-14
Construction devices of an electrolyser
FR422420A
(en )
1911-03-21
Device for learning the four fundamental rules of arithmetic
CH5645A
(en )
1893-02-15
Solar projection device for education