BE443226A - - Google Patents
Info
- Publication number
- BE443226A BE443226A BE443226DA BE443226A BE 443226 A BE443226 A BE 443226A BE 443226D A BE443226D A BE 443226DA BE 443226 A BE443226 A BE 443226A
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEK4417D DE896453C (de) | 1941-01-18 | 1941-01-18 | Azokomponenten fuer die Diazotypie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE443226A true BE443226A ( ) | 1941-11-29 |
Family
ID=5709731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE443226D BE443226A ( ) | 1941-01-18 | 1941-10-30 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE443226A ( ) |
| CH (1) | CH224979A ( ) |
| DE (1) | DE896453C ( ) |
| FR (1) | FR878531A ( ) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1255486C2 (de) * | 1963-09-14 | 1973-04-19 | Kalle Ag | Zweikomponenten-Diazotypiematerial |
| US3622325A (en) * | 1968-03-07 | 1971-11-23 | Ricoh Kk | Diazotype photographic copying material adapted for wet development and for producing copied image in black color |
-
1941
- 1941-01-18 DE DEK4417D patent/DE896453C/de not_active Expired
- 1941-10-14 CH CH224979D patent/CH224979A/de unknown
- 1941-10-30 BE BE443226D patent/BE443226A/xx unknown
-
1942
- 1942-01-16 FR FR878531D patent/FR878531A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR878531A (fr) | 1943-01-22 |
| CH224979A (de) | 1942-12-31 |
| DE896453C (de) | 1953-11-12 |