FR1001730A
(en )
1952-02-27
advanced photographic emulsions
GB642505A
(en )
1950-09-06
Photographic colour film supports
AT173198B
(en )
1952-11-25
Device for the step-by-step advancement of picture films in projectors
FR1015403A
(en )
1952-09-29
Improvements in photographic processes and materials
FR1001737A
(en )
1952-02-27
Improvement in photographic inversion processes
FR1010368A
(en )
1952-06-10
Cinematographic film
FR941990A
(en )
1949-01-26
Improvement in film or photographic film
FR984293A
(en )
1951-07-04
Improvement in the bases of cinematographic projectors
AT167821B
(en )
1951-03-10
Device for setting the photographic exposure factors
FR999741A
(en )
1952-02-04
Cinematographic apparatus
FR969207A
(en )
1950-12-15
Stereoscopic cinematographic apparatus
FR1048706A
(en )
1953-12-23
Film projection apparatus, in particular cinematographic apparatus
FR1053692A
(en )
1954-02-04
Film projection device
FR987795A
(en )
1951-08-20
Cinema projector
FI24470A
(en )
1950-07-10
Advertising image projector
FR58432E
(en )
1953-11-27
Cinematographic projection device
AU137309B2
(en )
1948-04-08
Improvements in or relating to photographic apparatus
AU139682B2
(en )
1948-10-21
Improvements in or relating to photographic apparatus
ES182857A1
(en )
1948-06-16
AN ADVERTISING APPARATUS
FR971873A
(en )
1951-01-23
Advanced motion picture reel
FR1026449A
(en )
1953-04-28
Improvements in the cooling of film projection equipment
GB646525A
(en )
1950-11-22
Improvements in or relating to photographic film feeding devices
FR970643A
(en )
1951-01-08
Improvements to film and television projectors
CA447966A
(en )
1948-04-20
Lens dissolution method and apparatus
FR929225A
(en )
1947-12-19
Further training in film projection installations