FR1023681A - Perfectionnements aux obturateurs photographiques - Google Patents
Perfectionnements aux obturateurs photographiquesInfo
- Publication number
- FR1023681A FR1023681A FR1023681DA FR1023681A FR 1023681 A FR1023681 A FR 1023681A FR 1023681D A FR1023681D A FR 1023681DA FR 1023681 A FR1023681 A FR 1023681A
- Authority
- FR
- France
- Prior art keywords
- photographic shutters
- shutters
- photographic
- 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
- G03B9/26—Blade or disc rotating or pivoting about axis normal to its plane incorporating cover blade or blades
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1023681T | 1950-08-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1023681A true FR1023681A (fr) | 1953-03-23 |
Family
ID=9578403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1023681D Expired FR1023681A (fr) | 1950-08-22 | 1950-08-22 | Perfectionnements aux obturateurs photographiques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1023681A (fr) |
-
1950
- 1950-08-22 FR FR1023681D patent/FR1023681A/fr not_active Expired
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