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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Application grantedgrantedCritical
Publication of FR776848ApublicationCriticalpatent/FR776848A/fr
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
G03C7/22—Subtractive cinematographic processes; Materials therefor; Preparing or processing such materials
G03C7/25—Dye-imbibition processes; Materials therefor; Preparing or processing such materials
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR776848D1933-08-081934-08-04Procédé pour l'obtention d'images colorées à volonté visibles par réflexion ou par transparence
ExpiredFR776848A
(fr)