NL44832C - - Google Patents
Info
- Publication number
- NL44832C NL44832C NL44832DA NL44832C NL 44832 C NL44832 C NL 44832C NL 44832D A NL44832D A NL 44832DA NL 44832 C NL44832 C NL 44832C
- Authority
- NL
- Netherlands
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
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
- G03C7/38—Couplers containing compounds with active methylene groups in rings
- G03C7/381—Heterocyclic compounds
- G03C7/3815—Heterocyclic compounds with one heterocyclic ring
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 |
|---|---|---|---|
| DEI0052797 | 1935-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL44832C true NL44832C (enrdf_load_stackoverflow) |
Family
ID=7193439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL44832D NL44832C (enrdf_load_stackoverflow) | 1935-07-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2124612A (enrdf_load_stackoverflow) |
| BE (1) | BE416224A (enrdf_load_stackoverflow) |
| FR (1) | FR807776A (enrdf_load_stackoverflow) |
| NL (1) | NL44832C (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE542229A (enrdf_load_stackoverflow) * | 1954-10-22 |
-
0
- NL NL44832D patent/NL44832C/xx active
- BE BE416224D patent/BE416224A/xx unknown
-
1936
- 1936-07-01 FR FR807776D patent/FR807776A/fr not_active Expired
- 1936-07-07 US US89458A patent/US2124612A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE416224A (enrdf_load_stackoverflow) | |
| US2124612A (en) | 1938-07-26 |
| FR807776A (fr) | 1937-01-21 |