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Application filed by Pentacon Dresden VebfiledCriticalPentacon Dresden Veb
Application grantedgrantedCritical
Publication of AT253939BpublicationCriticalpatent/AT253939B/de
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
G03B21/00—Projectors or projection-type viewers; Accessories therefor
G03B21/14—Details
G03B21/32—Details specially adapted for motion-picture projection
G03B21/321—Holders for films, e.g. reels, cassettes, spindles
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Winding Of Webs
(AREA)
AT1034564A1964-08-221964-12-07Aufspulvorrichtung in Aufnahme- bzw. Wiedergabegeräten mit bandförmigen Schichtträgern, wie Film- oder Tonbandgeräten
AT253939B
(de)