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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EFFICIENCE
Kalamazoo SA Des Ets
Original Assignee
EFFICIENCE
Kalamazoo SA Des Ets
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Filing date
Publication date
Application filed by EFFICIENCE, Kalamazoo SA Des EtsfiledCriticalEFFICIENCE
Application grantedgrantedCritical
Publication of FR948064ApublicationCriticalpatent/FR948064A/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
G03B27/16—Illumination arrangements, e.g. positioning of lamps, positioning of reflectors
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR948064D1947-05-301947-05-30Procédé pour impressionner les surfaces sensibles à la lumière et dispositif pour l'application de ce procédé
ExpiredFR948064A
(fr)