BE446495A - - Google Patents
Info
- Publication number
- BE446495A BE446495A BE446495DA BE446495A BE 446495 A BE446495 A BE 446495A BE 446495D A BE446495D A BE 446495DA BE 446495 A BE446495 A BE 446495A
- 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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/18—Processes for the correction of the colour image in subtractive colour photography
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE232385X | 1941-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE446495A true BE446495A (nl) |
Family
ID=5880648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE446495D BE446495A (nl) | 1941-07-18 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE446495A (nl) |
| CH (1) | CH232385A (nl) |
| FR (1) | FR884275A (nl) |
-
0
- BE BE446495D patent/BE446495A/xx unknown
-
1942
- 1942-07-14 CH CH232385D patent/CH232385A/de unknown
- 1942-07-17 FR FR884275D patent/FR884275A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH232385A (de) | 1944-05-31 |
| FR884275A (fr) | 1943-08-09 |