FR962805A - - Google Patents
Info
- Publication number
- FR962805A FR962805A FR962805DA FR962805A FR 962805 A FR962805 A FR 962805A FR 962805D A FR962805D A FR 962805DA FR 962805 A FR962805 A FR 962805A
- 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
- 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
- G03F3/00—Colour separation; Correction of tonal value
- G03F3/04—Colour separation; Correction of tonal value by photographic means
- G03F3/06—Colour separation; Correction of tonal value by photographic means by masking
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Holo Graphy (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB178643A GB581926A (en) | 1943-02-03 | 1943-02-03 | Improvements in and relating to photographic or optical reproduction with the aid of masks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR962805A true FR962805A (pm) | 1950-06-21 |
Family
ID=9727953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR962805D Expired FR962805A (pm) | 1943-02-03 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR962805A (pm) |
| GB (1) | GB581926A (pm) |
-
0
- FR FR962805D patent/FR962805A/fr not_active Expired
-
1943
- 1943-02-03 GB GB178643A patent/GB581926A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB581926A (en) | 1946-10-30 |