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.)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filedfiledCritical
Application grantedgrantedCritical
Publication of FR904606ApublicationCriticalpatent/FR904606A/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
G03B27/24—Separating the original from the print
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR904606D1943-04-071944-05-26Procédés et dispositifs pour séparer le cliché de l'épreuve dans les tireuses ou machines analogues
ExpiredFR904606A
(fr)
Dispositif de sécurité pour cylindres tournant en sens contraires, en particulier pour les cylindres des machines d'imprimerie, des calandres et machines analogues