BE442543A - - Google Patents
Info
- Publication number
- BE442543A BE442543A BE442543DA BE442543A BE 442543 A BE442543 A BE 442543A BE 442543D A BE442543D A BE 442543DA BE 442543 A BE442543 A BE 442543A
- 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
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI0067524 | 1940-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442543A true BE442543A (US06653308-20031125-C00199.png) | 1941-09-30 |
Family
ID=7196736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442543D BE442543A (US06653308-20031125-C00199.png) | 1940-07-30 | 1941-08-26 |
Country Status (5)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4675215A (en) * | 1985-09-27 | 1987-06-23 | Economics Laboratory, Inc. | Method and composition for the inhibition of corrosion |
-
0
- IT IT391164D patent/IT391164A/it unknown
-
1941
- 1941-07-21 CH CH225798D patent/CH225798A/de unknown
- 1941-07-29 FR FR874457D patent/FR874457A/fr not_active Expired
- 1941-08-26 BE BE442543D patent/BE442543A/xx unknown
- 1941-12-08 FR FR51873D patent/FR51873E/fr not_active Expired
-
1942
- 1942-02-17 US US431261A patent/US2374505A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT391164A (US06653308-20031125-C00199.png) | |
| CH225798A (de) | 1943-02-28 |
| FR874457A (fr) | 1942-08-07 |
| FR51873E (fr) | 1943-05-24 |
| US2374505A (en) | 1945-04-24 |
