BE449976A - - Google Patents
Info
- Publication number
- BE449976A BE449976A BE449976DA BE449976A BE 449976 A BE449976 A BE 449976A BE 449976D A BE449976D A BE 449976DA BE 449976 A BE449976 A BE 449976A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/52—Compositions containing diazo compounds as photosensitive substances
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- 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
- G03F1/88—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 prepared by photographic processes for production of originals simulating relief
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEW2590D DE931746C (de) | 1942-03-29 | 1942-03-29 | Verfahren zur Verstaerkung der Reliefwirkung plastischer Darstellungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE449976A true BE449976A (de) | 1943-05-31 |
Family
ID=25955775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE449976D BE449976A (de) | 1942-03-29 | 1943-04-01 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE449976A (de) |
| DE (1) | DE931746C (de) |
| FR (1) | FR892765A (de) |
-
1942
- 1942-03-29 DE DEW2590D patent/DE931746C/de not_active Expired
-
1943
- 1943-03-23 FR FR892765D patent/FR892765A/fr not_active Expired
- 1943-04-01 BE BE449976D patent/BE449976A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR892765A (fr) | 1944-05-19 |
| DE931746C (de) | 1955-08-16 |