CH76332A
(en )
1917-12-01
Device for actuating a cable release for photographic shutters
CH81622A
(en )
1919-07-01
Device for actuating a cable release for photographic shutters
CH79072A
(en )
1918-10-01
Remote release device for photographic apparatus
CH52420A
(en )
1911-11-16
Device for releasing photographic shutters
CH35571A
(en )
1906-09-15
Device for actuating the lens shutter release mechanism for photographic apparatus
CH75352A
(en )
1917-07-16
Device for showing a living picture by means of alternating photography
CH81458A
(en )
1919-11-01
Automatic shutter release for the lens shutter of photographic apparatus
CH73475A
(en )
1916-10-02
Lighting method for photographic portraits
CH77564A
(en )
1918-05-01
Light meters for photographic use
CH73925A
(en )
1916-12-16
Method for determining the exposure time for photographic recordings
FR23793E
(en )
1921-12-30
Automatic aerial photography device
FR23794E
(en )
1921-12-30
Automatic aerial photography device
FR488657A
(en )
1918-10-30
Camera for photographic enlargements
CA258667A
(en )
1926-03-09
Spool for photographic camera films
CH73202A
(en )
1916-09-01
Device for producing photographic images on a paper tape
CH75693A
(en )
1917-09-01
Butterfly shutter device
FR657138A
(en )
1929-05-17
Lens enhancements for photography
CH74376A
(en )
1917-02-16
Release device
CH75959A
(en )
1917-10-16
Winding device for frivolite boats
CH63613A
(en )
1914-02-02
Device for showing cinematographic images
CH73201A
(en )
1916-09-01
Device for reproducing photographic images on a paper tape
FR509728A
(en )
1920-11-18
Guide device for screwdriver
CA183718A
(en )
1918-04-23
Photographic exposure signal
FR503439A
(en )
1920-06-10
Double clutch release for airplanes
FR599886A
(en )
1926-01-22
Device for transforming an ordinary photographic camera into a cinematographic camera or projection device