DK46293C
(en )
1932-10-10
Procedure for the Production of Cinematographic Films.
DK46673C
(en )
1932-12-27
Device for Reproduction of Photographic Images Carried by a Relief Patterned Carrier.
SU9444A1
(en )
1929-05-31
A device for graphical reproduction of plans using aerial photographs.
SU16515A1
(en )
1930-08-31
Optical system for filming cinematographic apparatus
DK47916C
(en )
1933-10-23
Procedure for Making Resitols.
DK42721C
(en )
1930-08-11
Method for Making Photographed Printed Formats.
DK47077C
(en )
1933-03-13
Device for Copying Embossed Films.
DK38789C
(en )
1928-05-21
Procedure for Making Cinematographic Color Films.
DK35852C
(en )
1926-04-06
Photographic Camera for Aerial Photography.
DK42440C
(en )
1930-06-23
Light-sensitive film for three-color photography.
DK48057C
(en )
1933-11-20
Device for Controlling a Tone Film.
DK44913C
(en )
1931-11-30
Procedure for Developing Cinematographic Films.
DK43214C
(en )
1930-10-20
Optical Smoothing Device for Cinematography by Cinematographers.
DK36329C
(en )
1926-08-02
Method for Manufacturing Daylight Developers for Photographic Plates.
ES112691A1
(en )
1929-07-01
A cinematographic projection device.
ES115761A1
(en )
1929-12-16
A cinematographic projection device.
DK46616C
(en )
1932-12-12
Procedure for Making Tone Films.
DK45522C
(en )
1932-04-11
Device for dust-free Emptying of Skarnkasser.
DK45311C
(en )
1932-02-29
Device for Contact Copying of Lens Screen Films.
DK44067C
(en )
1931-05-04
Procedure for engraving cylinders intended to form microscopically small refractive elements on cinematographic films.
ES90647A1
(en )
1924-11-01
A photographic reproduction apparatus.
ES120833A1
(en )
1931-01-01
A development process for cinematographic films.
ES114993A1
(en )
1929-12-16
A film reel.
DK36842C
(en )
1926-11-29
Device for Manufacturing Mutoscope Block Images.
DK44568C
(en )
1931-09-07
Procedure for Making Tone Film.