FR955080A - - Google Patents
Info
- Publication number
- FR955080A FR955080A FR955080DA FR955080A FR 955080 A FR955080 A FR 955080A FR 955080D A FR955080D A FR 955080DA FR 955080 A FR955080 A FR 955080A
- Authority
- FR
- France
- 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
- G03B9/26—Blade or disc rotating or pivoting about axis normal to its plane incorporating cover blade or blades
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR955080A true FR955080A (en) | 1950-01-07 |
Family
ID=1557879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR955080D Expired FR955080A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR955080A (en) |
-
0
- FR FR955080D patent/FR955080A/fr not_active Expired