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BRITISH PHOTOGRAPHIC PRODUCTS
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BRITISH PHOTOGRAPHIC PRODUCTS
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Application filed by BRITISH PHOTOGRAPHIC PRODUCTSfiledCriticalBRITISH PHOTOGRAPHIC PRODUCTS
Application grantedgrantedCritical
Publication of FR548399ApublicationCriticalpatent/FR548399A/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
G03C1/00—Photosensitive materials
G03C1/64—Compositions containing iron compounds as photosensitive substances
Landscapes
Chemical & Material Sciences
(AREA)
Engineering & Computer Science
(AREA)
Materials Engineering
(AREA)
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR548399D1922-02-161922-02-16Perfectionnements apportés aux procédés, solutions et produits utilisés pour lesimpressions photographiques
ExpiredFR548399A
(fr)