FR851678A - Camera - Google Patents
CameraInfo
- Publication number
- FR851678A FR851678A FR851678DA FR851678A FR 851678 A FR851678 A FR 851678A FR 851678D A FR851678D A FR 851678DA FR 851678 A FR851678 A FR 851678A
- 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 |
---|---|---|---|
DE851678X | 1938-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR851678A true FR851678A (en) | 1940-01-12 |
Family
ID=6781919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR851678D Expired FR851678A (en) | 1938-02-05 | 1939-02-04 | Camera |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR851678A (en) |
-
1939
- 1939-02-04 FR FR851678D patent/FR851678A/en not_active Expired
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