FR797092A - Improvements to photographic cameras - Google Patents
Improvements to photographic camerasInfo
- Publication number
- FR797092A FR797092A FR797092DA FR797092A FR 797092 A FR797092 A FR 797092A FR 797092D A FR797092D A FR 797092DA FR 797092 A FR797092 A FR 797092A
- Authority
- FR
- France
- Prior art keywords
- photographic cameras
- photographic
- 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/02—Focusing arrangements of general interest for cameras, projectors or printers moving lens along baseboard
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US797092XA | 1934-11-01 | 1934-11-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR797092A true FR797092A (en) | 1936-04-20 |
Family
ID=22152286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR797092D Expired FR797092A (en) | 1934-11-01 | 1935-10-30 | Improvements to photographic cameras |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR797092A (en) |
-
1935
- 1935-10-30 FR FR797092D patent/FR797092A/en not_active Expired
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