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 filed by Rhone Poulenc SafiledCriticalRhone Poulenc Sa
Publication of BE599356ApublicationCriticalpatent/BE599356A/en
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
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Light Sources And Details Of Projection-Printing Devices
(AREA)
Projection-Type Copiers In General
(AREA)
Exposure And Positioning Against Photoresist Photosensitive Materials
(AREA)
BE599356A1960-01-251961-01-20
Room temperature vulcanization process of organopolysiloxanes
BE599356A
(en)