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JEAN-BAPTISTE-LEON DIDIER
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JEAN-BAPTISTE-LEON DIDIER
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Application filed by JEAN-BAPTISTE-LEON DIDIERfiledCriticalJEAN-BAPTISTE-LEON DIDIER
Application grantedgrantedCritical
Publication of FR524143ApublicationCriticalpatent/FR524143A/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)
FR524143A1919-03-171919-03-17Procédé d'obtention d'épreuves photographiques en couleurs
ExpiredFR524143A
(fr)