FR900413A - Pneumatic reproduction apparatus - Google Patents
Pneumatic reproduction apparatusInfo
- Publication number
- FR900413A FR900413A FR900413DA FR900413A FR 900413 A FR900413 A FR 900413A FR 900413D A FR900413D A FR 900413DA FR 900413 A FR900413 A FR 900413A
- Authority
- FR
- France
- Prior art keywords
- pneumatic
- reproduction apparatus
- reproduction
- pneumatic reproduction
- 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
- G03B27/02—Exposure apparatus for contact printing
- G03B27/14—Details
- G03B27/18—Maintaining or producing contact pressure between original and light-sensitive material
- G03B27/20—Maintaining or producing contact pressure between original and light-sensitive material by using a vacuum or fluid pressure
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE900413X | 1942-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR900413A true FR900413A (en) | 1945-06-28 |
Family
ID=6852780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR900413D Expired FR900413A (en) | 1942-12-14 | 1943-12-07 | Pneumatic reproduction apparatus |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR900413A (en) |
-
1943
- 1943-12-07 FR FR900413D patent/FR900413A/en not_active Expired
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