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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
G03B27/16—Illumination arrangements, e.g. positioning of lamps, positioning of reflectors
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Physics & Mathematics
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General Physics & Mathematics
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FR30904D1925-08-251925-08-25Compte-pose à interrupteurs combinés pour tirages photographiques
ExpiredFR30904E
(fr)