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MOTION PICTURE APPARATUS C Inc
Original Assignee
MOTION PICTURE APPARATUS C Inc
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Filing date
Publication date
Application filed by MOTION PICTURE APPARATUS C IncfiledCriticalMOTION PICTURE APPARATUS C Inc
Application grantedgrantedCritical
Publication of FR475004ApublicationCriticalpatent/FR475004A/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)
FR475004D1914-07-111914-07-11Dispositif régulateur de la lumière pour la fabrication de bandes positives d'images pour cinématographes
ExpiredFR475004A
(fr)