BE551885A - - Google Patents
Info
- Publication number
- BE551885A BE551885A BE551885DA BE551885A BE 551885 A BE551885 A BE 551885A BE 551885D A BE551885D A BE 551885DA BE 551885 A BE551885 A BE 551885A
- 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
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges
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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
- 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)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA23614A DE958358C (de) | 1955-10-20 | 1955-10-20 | Verfahren zur Herstellung ton- oder/und farbwertberichtigter Halbton- oder Rasterkopien oder Vergroesserungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE551885A true BE551885A (xx) |
Family
ID=6925475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE551885D BE551885A (xx) | 1955-10-20 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE551885A (xx) |
| CH (1) | CH346433A (xx) |
| DE (1) | DE958358C (xx) |
-
0
- BE BE551885D patent/BE551885A/xx unknown
-
1955
- 1955-10-20 DE DEA23614A patent/DE958358C/de not_active Expired
-
1956
- 1956-09-14 CH CH346433D patent/CH346433A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH346433A (de) | 1960-05-15 |
| DE958358C (de) | 1957-02-14 |