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.)
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THEODOR BUSAM ET C
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THEODOR BUSAM ET C
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Application filed by THEODOR BUSAM ET CfiledCriticalTHEODOR BUSAM ET C
Application grantedgrantedCritical
Publication of FR420945ApublicationCriticalpatent/FR420945A/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
G03B27/04—Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box
G03B27/06—Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box for automatic repeated copying of the same original
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR420945D1910-08-271910-08-27Appareil pour la préparation de cartes postales au bromure d'argent et autres copies analogues
ExpiredFR420945A
(fr)