Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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J B WOOD CORP
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J B WOOD CORP
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Application filed by J B WOOD CORPfiledCriticalJ B WOOD CORP
Application grantedgrantedCritical
Publication of FR938528ApublicationCriticalpatent/FR938528A/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
G03B9/70—Exposure-making shutters; Diaphragms with flash-synchronising contacts
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR938528D1946-08-311946-12-17Dispositif pour allumer une lampe éclair et synchroniser la commande de l'obturateur des appareils photographiques
ExpiredFR938528A
(fr)