BE487776A - - Google Patents
Info
- Publication number
- BE487776A BE487776A BE487776DA BE487776A BE 487776 A BE487776 A BE 487776A BE 487776D A BE487776D A BE 487776DA BE 487776 A BE487776 A BE 487776A
- 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
- G03C1/00—Photosensitive materials
- G03C1/52—Compositions containing diazo compounds as photosensitive substances
- G03C1/58—Coupling substances therefor
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP35367A DE807891C (en) | 1949-02-28 | 1949-02-28 | Process for developing light-sensitive diazotype layers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE487776A true BE487776A (en) | 1949-03-31 |
Family
ID=7374173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE487776D BE487776A (en) | 1949-02-28 | 1949-03-01 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE487776A (en) |
| CH (1) | CH274542A (en) |
| DE (1) | DE807891C (en) |
| FR (1) | FR982384A (en) |
| GB (1) | GB663575A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3052542A (en) * | 1958-07-24 | 1962-09-04 | Gen Aniline & Film Corp | Intermediate master for use in the diazotype process and a process for producing same |
-
1949
- 1949-02-28 DE DEP35367A patent/DE807891C/en not_active Expired
- 1949-03-01 BE BE487776D patent/BE487776A/xx unknown
- 1949-03-05 CH CH274542D patent/CH274542A/en unknown
- 1949-03-07 FR FR982384D patent/FR982384A/en not_active Expired
- 1949-03-08 GB GB635849A patent/GB663575A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR982384A (en) | 1951-06-11 |
| GB663575A (en) | 1951-12-27 |
| DE807891C (en) | 1951-07-09 |
| CH274542A (en) | 1951-04-15 |