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ZIENOS BULYOVSZKY
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ZIENOS BULYOVSZKY
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Publication date
Application filed by ZIENOS BULYOVSZKYfiledCriticalZIENOS BULYOVSZKY
Application grantedgrantedCritical
Publication of FR427149ApublicationCriticalpatent/FR427149A/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
G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
G03B27/52—Details
G03B27/62—Holders for the original
G03B27/6271—Holders for the original in enlargers
G03B27/6278—Handling single frame negatives
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR427149D1911-03-111911-03-11Dispositif pour appareils d'agrandissements photographiques
ExpiredFR427149A
(fr)