FR497514A
(en )
1919-12-09
Automatic shutter release for photographic cameras
FR904697A
(en )
1945-11-13
Device for the endless automatic projection of a cinematographic film
FR725313A
(en )
1932-05-11
Device applicable to cameras for the automatic adjustment of illumination
FR753733A
(en )
1933-10-23
Device for automatic loading of cinematographic devices
FR544690A
(en )
1922-09-26
Automatic release device for photographic cameras
FR488928A
(en )
1918-11-26
Automatic coupling device for air line
FR497462A
(en )
1919-12-06
Device for hanging plate or film-holder frames on the body of cameras
FR21705E
(en )
1921-01-12
Retracting device for photographic plate magazine
FR477611A
(en )
1915-11-03
Device for automatic coupling of wagons
FR497237A
(en )
1919-11-29
An automatic flushing device for sewers
CH67124A
(en )
1914-11-16
Automatic release device for photographic shutters
FR478692A
(en )
1915-12-28
Automatic stop device for gramophones
FR498355A
(en )
1920-01-09
Stop and repeat device for graphophones
FR471339A
(en )
1914-10-23
Device for automatic tile release
FR480916A
(en )
1916-10-10
Retracting device for cameras
FR493191A
(en )
1919-08-01
Transformer for cameras
FR497059A
(en )
1919-11-25
Device for teaching through images
FR499009A
(en )
1920-01-29
Electromechanical device for automatic balancing of floating cranes
FR478075A
(en )
1915-11-22
Clamping device for camera supports
FR470369A
(en )
1914-09-08
Automatic clutch and release mechanism for dye boat
FR501007A
(en )
1920-03-31
Device for engaging and disengaging the control of a machine
FR530775A
(en )
1921-12-31
Cinematographic projection device
FR467761A
(en )
1914-06-20
Automatic balancing device for airplanes
FR522015A
(en )
1921-07-24
Automatic braking device
FR430385A
(en )
1911-10-14
Suspension device for automatic coupling