Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Application grantedgrantedCritical
Publication of FR52227EpublicationCriticalpatent/FR52227E/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
G03C7/18—Processes for the correction of the colour image in subtractive colour photography
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR52227D1942-07-171942-07-17Procédé de tirage d'images en plusieurs couleurs soustractives
ExpiredFR52227E
(fr)
Procédé pour le tirage en couleurs exactes d'originaux en plusieurs couleurs, par le procédé soustractif, en vue de la production d'images en plusieurs couleurs