NL7204564A - - Google Patents
Info
- Publication number
- NL7204564A NL7204564A NL7204564A NL7204564A NL7204564A NL 7204564 A NL7204564 A NL 7204564A NL 7204564 A NL7204564 A NL 7204564A NL 7204564 A NL7204564 A NL 7204564A NL 7204564 A NL7204564 A NL 7204564A
- Authority
- NL
- Netherlands
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)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH493271A CH530024A (de) | 1971-04-05 | 1971-04-05 | Kopierrahmen mit Glasplatte zur Aufnahme von lichtempfindlichem Papier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7204564A true NL7204564A (xx) | 1972-10-09 |
Family
ID=4285040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7204564A NL7204564A (xx) | 1971-04-05 | 1972-04-05 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5238724B1 (xx) |
| CH (1) | CH530024A (xx) |
| DE (1) | DE2213532A1 (xx) |
| FR (1) | FR2136063A5 (xx) |
| IT (1) | IT957485B (xx) |
| NL (1) | NL7204564A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS545222A (en) * | 1977-06-15 | 1979-01-16 | Sotokazu Rikuta | Equilibrium pressure reducing valve |
| DE2928320C2 (de) * | 1979-07-13 | 1982-05-06 | Siegfried 6484 Birstein Theimer | Matte für einen Kopierrahmen |
| CA1215412A (en) * | 1981-07-29 | 1986-12-16 | Klaus-Peter Schoen | Suction device for holding plates |
-
1971
- 1971-04-05 CH CH493271A patent/CH530024A/de not_active IP Right Cessation
-
1972
- 1972-03-20 FR FR7210731A patent/FR2136063A5/fr not_active Expired
- 1972-03-21 DE DE19722213532 patent/DE2213532A1/de active Pending
- 1972-03-27 IT IT8553972A patent/IT957485B/it active
- 1972-03-30 JP JP3126272A patent/JPS5238724B1/ja active Pending
- 1972-04-05 NL NL7204564A patent/NL7204564A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH530024A (de) | 1972-10-31 |
| JPS5238724B1 (xx) | 1977-09-30 |
| IT957485B (it) | 1973-10-10 |
| FR2136063A5 (xx) | 1972-12-22 |
| DE2213532A1 (de) | 1972-10-12 |