AT158021B
(en )
1940-02-26
Device for the automatic control of the exposure in photographic apparatus, cinema recording apparatus, etc. like
AT136563B
(en )
1934-02-26
Device for determining the exposure time for photographic recordings.
FR746153A
(en )
1933-05-23
Photographic film on reel
FR752847A
(en )
1933-09-29
Improvements to photographic emulsions
AT134385B
(en )
1933-07-25
Protective cases for photographic cameras.
FR724863A
(en )
1932-05-04
Booster for photography
FR762976A
(en )
1934-04-21
Photographic film roll
FR747421A
(en )
1933-06-17
Photographic film reel
CH162057A
(en )
1933-06-15
Cartridge for smoke development.
DK48893C
(en )
1934-06-18
Cinematographic apparatus.
DK48936C
(en )
1934-07-02
Cinematographic apparatus.
DK48815C
(en )
1934-05-28
Photographic Apparatus.
CH221616A
(en )
1942-06-15
Process for making photographic images.
DK48816C
(en )
1934-05-28
Device for Photographic Apparatus.
FR724296A
(en )
1932-04-25
Reels for photographic film reels
FR754635A
(en )
1933-11-10
Photographic film enhancements
FR751702A
(en )
1933-09-08
Photographic film enhancements
FR758725A
(en )
1934-01-22
Cinematographic apparatus
ES125722A1
(en )
1932-03-16
Improvements in the apparatus for the photographic recording of sounds.
AT140761B
(en )
1935-02-25
Device for showing living pictures.
FR738530A
(en )
1932-12-27
Talking cinematograph device
CH152937A
(en )
1932-02-29
Device for showing optical sound films.
ES129275A1
(en )
1933-05-01
A transportable sound film apparatus.
AT144716B
(en )
1936-02-25
Photographic camera.
FR749390A
(en )
1933-07-22
Apparatus for developing sensitive layers