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Publication of FR453415ApublicationCriticalpatent/FR453415A/fr
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
G03B27/00—Photographic printing apparatus
G03B27/02—Exposure apparatus for contact printing
G03B27/14—Details
G03B27/28—Edge-masking devices
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR453415D1913-01-211913-01-21Chassis-presse pour le tirage d'épreuves photographiques
ExpiredFR453415A
(fr)