FR1202587A - Dispositif de présélection du diaphragme pour objectifs photographiques de prise de vues à actionnement automatique du diaphragme
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Dispositif de présélection du diaphragme pour objectifs photographiques de prise de vues à actionnement automatique du diaphragme
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FEINOPTISCHES WERK GORLITZ VEB
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FEINOPTISCHES WERK GORLITZ VEB
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Application filed by FEINOPTISCHES WERK GORLITZ VEBfiledCriticalFEINOPTISCHES WERK GORLITZ VEB
Application grantedgrantedCritical
Publication of FR1202587ApublicationCriticalpatent/FR1202587A/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
G03B9/00—Exposure-making shutters; Diaphragms
G03B9/02—Diaphragms
G03B9/07—Diaphragms with means for presetting the diaphragm
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR1202587D1958-09-151958-09-15Dispositif de présélection du diaphragme pour objectifs photographiques de prise de vues à actionnement automatique du diaphragme
ExpiredFR1202587A
(fr)