FR971745A - Viewfinder rangefinder for camera - Google Patents
Viewfinder rangefinder for cameraInfo
- Publication number
- FR971745A FR971745A FR971745DA FR971745A FR 971745 A FR971745 A FR 971745A FR 971745D A FR971745D A FR 971745DA FR 971745 A FR971745 A FR 971745A
- Authority
- FR
- France
- Prior art keywords
- rangefinder
- viewfinder
- camera
- viewfinder rangefinder
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US971745XA | 1942-06-19 | 1942-06-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR971745A true FR971745A (en) | 1951-01-22 |
Family
ID=22261762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR971745D Expired FR971745A (en) | 1942-06-19 | 1948-02-25 | Viewfinder rangefinder for camera |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR971745A (en) |
-
1948
- 1948-02-25 FR FR971745D patent/FR971745A/en not_active Expired
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