BE576498A - - Google Patents
Info
- Publication number
- BE576498A BE576498A BE576498DA BE576498A BE 576498 A BE576498 A BE 576498A BE 576498D A BE576498D A BE 576498DA BE 576498 A BE576498 A BE 576498A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F5/00—Screening processes; Screens therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US720255A US2987397A (en) | 1958-03-10 | 1958-03-10 | Method of prescreening of film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE576498A true BE576498A (xx) |
Family
ID=24893292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE576498D BE576498A (xx) | 1958-03-10 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2987397A (xx) |
| BE (1) | BE576498A (xx) |
| FR (1) | FR1228211A (xx) |
| GB (2) | GB921771A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE610141A (xx) * | 1960-11-14 | |||
| US3345176A (en) * | 1962-08-16 | 1967-10-03 | Polaroid Corp | Photographic products and process |
| US4187107A (en) * | 1975-10-21 | 1980-02-05 | Toppan Printing Co., Ltd. | Making gravure plate with tint screen |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2292313A (en) * | 1940-04-19 | 1942-08-04 | Eastman Kodak Co | Halftone screen |
| US2789905A (en) * | 1945-12-26 | 1957-04-23 | Lucien C Austin | Camera for producing screen positive |
| GB699659A (en) * | 1952-06-04 | 1953-11-11 | Kodak Ltd | Photographic material for making half-tone records |
| US2708626A (en) * | 1952-06-04 | 1955-05-17 | Eastman Kodak Co | Photographic processes using prescreened material |
| US2691580A (en) * | 1953-08-27 | 1954-10-12 | Eastman Kodak Co | Increasing contrast of halftone reproductions |
-
0
- BE BE576498D patent/BE576498A/xx unknown
-
1958
- 1958-03-10 US US720255A patent/US2987397A/en not_active Expired - Lifetime
-
1959
- 1959-03-09 GB GB8142/59A patent/GB921771A/en not_active Expired
- 1959-03-09 FR FR788778A patent/FR1228211A/fr not_active Expired
- 1959-03-09 GB GB45315/62A patent/GB921772A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2987397A (en) | 1961-06-06 |
| GB921771A (en) | 1963-03-20 |
| GB921772A (en) | 1963-03-20 |
| FR1228211A (fr) | 1960-08-29 |