FR866454A - Agrandisseur photographique - Google Patents
Agrandisseur photographiqueInfo
- Publication number
- FR866454A FR866454A FR866454DA FR866454A FR 866454 A FR866454 A FR 866454A FR 866454D A FR866454D A FR 866454DA FR 866454 A FR866454 A FR 866454A
- Authority
- FR
- France
- Prior art keywords
- photographic enlarger
- enlarger
- photographic
- 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
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/34—Means for automatic focusing therefor
- G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US866454XA | 1939-05-23 | 1939-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR866454A true FR866454A (fr) | 1941-08-14 |
Family
ID=22199929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR866454D Expired FR866454A (fr) | 1939-05-23 | 1940-05-16 | Agrandisseur photographique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR866454A (fr) |
-
1940
- 1940-05-16 FR FR866454D patent/FR866454A/fr not_active Expired
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