FR961831A - - Google Patents
Info
- Publication number
- FR961831A FR961831A FR961831DA FR961831A FR 961831 A FR961831 A FR 961831A FR 961831D A FR961831D A FR 961831DA FR 961831 A FR961831 A FR 961831A
- 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
- 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
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 |
|---|---|---|---|
| US454933A US2338661A (en) | 1942-08-15 | 1942-08-15 | Photographic tone correction mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR961831A true FR961831A (de) | 1950-05-23 |
Family
ID=23806670
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR961831D Expired FR961831A (de) | 1942-08-15 | ||
| FR988442D Expired FR988442A (fr) | 1942-08-15 | 1947-08-07 | Masque de correction des valeurs pour la photographie |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR988442D Expired FR988442A (fr) | 1942-08-15 | 1947-08-07 | Masque de correction des valeurs pour la photographie |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2338661A (de) |
| FR (2) | FR988442A (de) |
| GB (1) | GB570498A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3127268A (en) * | 1964-03-31 | Hellmig | ||
| US2541490A (en) * | 1945-07-11 | 1951-02-13 | Eastman Kodak Co | Tone control in photographic development |
| US2673150A (en) * | 1952-09-12 | 1954-03-23 | Technicolor Motion Picture | Masking of photographic color film |
| US2737457A (en) * | 1952-11-22 | 1956-03-06 | Jerome Flax | Photographic method of tonal scale compensation |
-
0
- FR FR961831D patent/FR961831A/fr not_active Expired
-
1942
- 1942-08-15 US US454933A patent/US2338661A/en not_active Expired - Lifetime
-
1943
- 1943-08-16 GB GB13263/43A patent/GB570498A/en not_active Expired
-
1947
- 1947-08-07 FR FR988442D patent/FR988442A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB570498A (en) | 1945-07-10 |
| FR988442A (fr) | 1951-08-27 |
| US2338661A (en) | 1944-01-04 |