BE404596A - - Google Patents
Info
- Publication number
- BE404596A BE404596A BE404596DA BE404596A BE 404596 A BE404596 A BE 404596A BE 404596D A BE404596D A BE 404596DA BE 404596 A BE404596 A BE 404596A
- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/54—Absorbers, e.g. of opaque materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE442887X | 1933-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE404596A true BE404596A (hu) |
Family
ID=6525713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE404596D BE404596A (hu) | 1933-08-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE404596A (hu) |
| FR (1) | FR776873A (hu) |
| GB (1) | GB442887A (hu) |
-
0
- BE BE404596D patent/BE404596A/xx unknown
-
1934
- 1934-08-06 FR FR776873D patent/FR776873A/fr not_active Expired
- 1934-08-17 GB GB23774/34A patent/GB442887A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR776873A (fr) | 1935-02-06 |
| GB442887A (en) | 1936-02-17 |