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.)
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
Verfahren zur direkten photomechanischen Reproduktion von Naturobjekten, Bildern u. dgl. in natuerlichen Farben, bei dem von einem einzigen Negativ Asphaltpositive hergestellt und durch Farbselektionierung in Druckplatten fuer die einzelnen Farbtoene verwandelt werden