BE549054A - - Google Patents
Info
- Publication number
- BE549054A BE549054A BE549054DA BE549054A BE 549054 A BE549054 A BE 549054A BE 549054D A BE549054D A BE 549054DA BE 549054 A BE549054 A BE 549054A
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US519355A US2805157A (en) | 1955-07-01 | 1955-07-01 | Process of prescreening photographic material involving rehalogenation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE549054A true BE549054A (en, 2012) |
Family
ID=24067945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE549054D BE549054A (en, 2012) | 1955-07-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2805157A (en, 2012) |
| BE (1) | BE549054A (en, 2012) |
| FR (1) | FR1158163A (en, 2012) |
| GB (1) | GB785872A (en, 2012) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE510032A (en, 2012) * | 1951-03-21 |
-
0
- BE BE549054D patent/BE549054A/xx unknown
-
1955
- 1955-07-01 US US519355A patent/US2805157A/en not_active Expired - Lifetime
-
1956
- 1956-06-06 GB GB17416/56A patent/GB785872A/en not_active Expired
- 1956-06-29 FR FR1158163D patent/FR1158163A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB785872A (en) | 1957-11-06 |
| FR1158163A (fr) | 1958-06-11 |
| US2805157A (en) | 1957-09-03 |