FR632261A
(en )
1928-01-06
Improvement in media, in particular for cinematographic or photographic cameras
FR639383A
(en )
1928-06-20
Support for film or photographic film in reels, to be treated by baths
DK32142C
(en )
1923-08-20
Apparatus for advancing non-perforated paper films in cinematographic or stereoscopic apparatus.
DK34731C
(en )
1925-07-13
Apparatus for Examining Films.
DK33450C
(en )
1924-07-21
Device for Performing the Film in Cinematographic Apparatus.
DK40054C
(en )
1929-04-22
Apparatus for Displaying Films with Stereoscopic Effect.
DK42563C
(en )
1930-07-07
Apparatus for Performing Films.
DK56207C
(en )
1939-05-22
Apparatus for showing films.
DK33073C
(en )
1924-04-14
Device for Operating the Film flap in cinematographic apparatus.
ES93280A1
(en )
1925-09-16
Improvements in apparatus for the projection of cinematographic films.
ES96273A1
(en )
1926-03-16
Improvements in machines for splicing cinematographic films.
DK34939C
(en )
1925-08-31
Coil holder for cinematographic or photographic films.
FI17990A
(en )
1938-03-26
Apparatus for making texts on photographic film for films, in particular sound film films
DK41813C
(en )
1930-03-10
Projection apparatus for Reproduction of embossed films.
DK41959C
(en )
1930-03-31
Lighting device for embossed films during their Projection or Reproduction.
ES123179A1
(en )
1931-07-01
Improvements in sound film projection apparatus.
ES106484A1
(en )
1928-05-01
Improvements in the machines for the reproduction of cinematographic films.
ES82046A1
(en )
1923-03-16
A cinematographic apparatus for paper films.
ES144471A1
(en )
1939-11-01
Machine for cinematographic reproductions, particularly for sound films and images.
ES98947A1
(en )
1926-10-16
Improvement in cinematographic films.
DK54807C
(en )
1938-05-30
Apparatus for Smoothing Film Shrinkage.
DK36230C
(en )
1926-07-12
Procedure and Apparatus for Displaying Slides or Films, in particular Ordinary Positives or Negatives.
FR646160A
(en )
1928-11-08
Improvements to cinematographic film reproduction machines
DK40876C
(en )
1929-10-07
Device for Reproduction of Cinematographic Films.
ES122706A1
(en )
1931-08-16
Apparatus for film copies.