FR919501A - - Google Patents
Info
- Publication number
- FR919501A FR919501A FR919501DA FR919501A FR 919501 A FR919501 A FR 919501A FR 919501D A FR919501D A FR 919501DA FR 919501 A FR919501 A FR 919501A
- 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
- G03B19/00—Cameras
- G03B19/02—Still-picture cameras
- G03B19/04—Roll-film cameras
- G03B19/06—Roll-film cameras adapted to be loaded with more than one film, e.g. with exposure of one or the other at will
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR919501A true FR919501A (de) | 1947-04-08 |
Family
ID=1557174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR919501D Expired FR919501A (de) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR919501A (de) |
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0
- FR FR919501D patent/FR919501A/fr not_active Expired