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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Colour Photographs British & F
Original Assignee
Colour Photographs British & F
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Filing date
Publication date
Application filed by Colour Photographs British & FfiledCriticalColour Photographs British & F
Application grantedgrantedCritical
Publication of FR708638ApublicationCriticalpatent/FR708638A/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
G03C7/46—Subtractive processes not covered by the group G03C7/26; Materials therefor; Preparing or processing such materials
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR708638D1930-12-311930-12-31Perfectionnements aux procédés de tirage utilisés dans la photographie en couleurs
ExpiredFR708638A
(fr)