BE367501A - - Google Patents
Info
- Publication number
- BE367501A BE367501A BE367501DA BE367501A BE 367501 A BE367501 A BE 367501A BE 367501D A BE367501D A BE 367501DA BE 367501 A BE367501 A BE 367501A
- 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)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR684881T | 1929-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE367501A true BE367501A (da) |
Family
ID=9024671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE367501D BE367501A (da) | 1929-02-09 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1857920A (da) |
| BE (1) | BE367501A (da) |
| FR (1) | FR684881A (da) |
| GB (1) | GB340166A (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2537098A (en) * | 1946-04-12 | 1951-01-09 | Gen Aniline & Film Corp | Sulfonamide azo coupling components used in diazo types |
| GB1052977A (da) * | 1963-09-14 | |||
| US3420665A (en) * | 1965-08-30 | 1969-01-07 | Addressograph Multigraph | Heat-sensitive diazotype materials |
| ZA6706734B (da) * | 1966-11-10 | |||
| GB1278640A (en) * | 1969-01-09 | 1972-06-21 | Ricoh Kk | Improvements in and relating to photosensitive materials |
-
0
- BE BE367501D patent/BE367501A/xx unknown
-
1929
- 1929-02-09 FR FR684881D patent/FR684881A/fr not_active Expired
-
1930
- 1930-02-01 US US425343A patent/US1857920A/en not_active Expired - Lifetime
- 1930-02-10 GB GB4521/30A patent/GB340166A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1857920A (en) | 1932-05-10 |
| FR684881A (fr) | 1930-07-02 |
| GB340166A (en) | 1930-12-24 |