FR959472A - - Google Patents
Info
- Publication number
- FR959472A FR959472A FR959472DA FR959472A FR 959472 A FR959472 A FR 959472A FR 959472D A FR959472D A FR 959472DA FR 959472 A FR959472 A FR 959472A
- 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
- G03B9/18—More than two members
- G03B9/20—More than two members each moving in a single direction first to open and then to reclose
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR959472A true FR959472A (de) | 1950-03-30 |
Family
ID=1561364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR959472D Expired FR959472A (de) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR959472A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1058364B (de) * | 1954-09-01 | 1959-05-27 | Dresden Feinmess | Einaeugige Spiegelreflex-Kamera mit Objektivverschluss |
-
0
- FR FR959472D patent/FR959472A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1058364B (de) * | 1954-09-01 | 1959-05-27 | Dresden Feinmess | Einaeugige Spiegelreflex-Kamera mit Objektivverschluss |