FR950041A - Obturateur photographique - Google Patents
Obturateur photographiqueInfo
- Publication number
- FR950041A FR950041A FR950041DA FR950041A FR 950041 A FR950041 A FR 950041A FR 950041D A FR950041D A FR 950041DA FR 950041 A FR950041 A FR 950041A
- Authority
- FR
- France
- Prior art keywords
- photographic shutter
- photographic
- shutter
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- 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
- G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
- G03B9/18—More than two members
- G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US950041XA | 1942-08-27 | 1942-08-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR950041A true FR950041A (fr) | 1949-09-15 |
Family
ID=22248489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR950041D Expired FR950041A (fr) | 1942-08-27 | 1947-07-23 | Obturateur photographique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR950041A (fr) |
-
1947
- 1947-07-23 FR FR950041D patent/FR950041A/fr not_active Expired
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