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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Krausewerk A G
Original Assignee
Krausewerk A G
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Filing date
Publication date
Application filed by Krausewerk A GfiledCriticalKrausewerk A G
Application grantedgrantedCritical
Publication of FR699921ApublicationCriticalpatent/FR699921A/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
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR699921D1930-08-011930-08-01Châssis pour cliché dans les dispositifs pour le tirage des copies à la lumière
ExpiredFR699921A
(fr)