FR686270A - Perfectionnements apportés aux procédés pour les prises de vues photographiques, et aux installations pour mettre en ceuvre lesdits procédés
- Google Patents
Perfectionnements apportés aux procédés pour les prises de vues photographiques, et aux installations pour mettre en ceuvre lesdits procédés
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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
G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
G03C5/04—Photo-taking processes
FR686270D1929-12-071929-12-07Perfectionnements apportés aux procédés pour les prises de vues photographiques, et aux installations pour mettre en ceuvre lesdits procédés
ExpiredFR686270A
(fr)