RO76319A - Mecanism de actionare a diafragmei linearizate pentru obiective fotografice
- Google Patents
Mecanism de actionare a diafragmei linearizate pentru obiective fotografice
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Publication number
RO76319A
RO76319ARO7375635ARO7563573ARO76319ARO 76319 ARO76319 ARO 76319ARO 7375635 ARO7375635 ARO 7375635ARO 7563573 ARO7563573 ARO 7563573ARO 76319 ARO76319 ARO 76319A
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Application filed by Kombinat Veb Pentacon Dresden,DdfiledCriticalKombinat Veb Pentacon Dresden,Dd
Publication of RO76319ApublicationCriticalpatent/RO76319A/ro
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
G03B9/00—Exposure-making shutters; Diaphragms
G03B9/08—Shutters
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Diaphragms For Cameras
(AREA)
RO7375635A1972-07-271973-07-27Mecanism de actionare a diafragmei linearizate pentru obiective fotografice
RO76319A
(ro)
Film de controle photographique notamment pour l'imprimerie et procede de reglage de l'efficacite d'un revelateur mettant en oeuvre un tel film