FR856331A - Camera - Google Patents
CameraInfo
- Publication number
- FR856331A FR856331A FR856331DA FR856331A FR 856331 A FR856331 A FR 856331A FR 856331D A FR856331D A FR 856331DA FR 856331 A FR856331 A FR 856331A
- Authority
- FR
- France
- Prior art keywords
- camera
- 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
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/18—Focusing aids
- G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US856331XA | 1938-03-11 | 1938-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR856331A true FR856331A (en) | 1940-06-11 |
Family
ID=22192915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR856331D Expired FR856331A (en) | 1938-03-11 | 1939-03-11 | Camera |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR856331A (en) |
-
1939
- 1939-03-11 FR FR856331D patent/FR856331A/en not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR861267A (en) | Electro-acoustic device | |
| FR862048A (en) | Piezoelectric device | |
| FR816600A (en) | Camera | |
| FR851428A (en) | Camera | |
| FR843865A (en) | Camera | |
| FR848183A (en) | Tele-printing device | |
| FR855617A (en) | Advanced camera | |
| FR823040A (en) | Camera | |
| FR851678A (en) | Camera | |
| FR941826A (en) | Camera | |
| FR864465A (en) | Camera | |
| FR860514A (en) | Camera | |
| FR856331A (en) | Camera | |
| FR850467A (en) | Multiplier camera | |
| FR879638A (en) | Camera | |
| FR864635A (en) | Camera | |
| FR864528A (en) | Telephoto-panoramic camera | |
| FR860361A (en) | Photographic camera | |
| FR853107A (en) | Photographic camera with rangefinder | |
| FR855957A (en) | Photographic shutter | |
| FR810974A (en) | Camera | |
| FR844125A (en) | Camera | |
| FR847918A (en) | Camera | |
| FR846170A (en) | Camera | |
| FR845663A (en) | Camera |