FR1003245A - Improvements to cameras - Google Patents
Improvements to camerasInfo
- Publication number
- FR1003245A FR1003245A FR1003245DA FR1003245A FR 1003245 A FR1003245 A FR 1003245A FR 1003245D A FR1003245D A FR 1003245DA FR 1003245 A FR1003245 A FR 1003245A
- Authority
- FR
- France
- Prior art keywords
- cameras
- 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 |
---|---|---|---|
FR1003245T | 1946-12-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1003245A true FR1003245A (en) | 1952-03-17 |
Family
ID=9562819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1003245D Expired FR1003245A (en) | 1946-12-24 | 1946-12-24 | Improvements to cameras |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1003245A (en) |
-
1946
- 1946-12-24 FR FR1003245D patent/FR1003245A/en not_active Expired
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