FR612366A - - Google Patents
Info
- Publication number
- FR612366A FR612366A FR612366DA FR612366A FR 612366 A FR612366 A FR 612366A FR 612366D A FR612366D A FR 612366DA FR 612366 A FR612366 A FR 612366A
- Authority
- FR
- France
- 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
- G03B27/02—Exposure apparatus for contact printing
- G03B27/14—Details
- G03B27/28—Edge-masking devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR612366A true FR612366A (en) | 1926-09-22 |
Family
ID=1540903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR612366D Expired FR612366A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR612366A (en) |
-
0
- FR FR612366D patent/FR612366A/fr not_active Expired