CH578748A5 - - Google Patents
Info
- Publication number
- CH578748A5 CH578748A5 CH52573A CH52573A CH578748A5 CH 578748 A5 CH578748 A5 CH 578748A5 CH 52573 A CH52573 A CH 52573A CH 52573 A CH52573 A CH 52573A CH 578748 A5 CH578748 A5 CH 578748A5
- Authority
- CH
- Switzerland
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
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/485—Direct positive emulsions
- G03C1/48515—Direct positive emulsions prefogged
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722201849 DE2201849A1 (en) | 1972-01-15 | 1972-01-15 | PROCESS FOR PRODUCING DIRECT POSITIVE PHOTOGRAPHIC IMAGES |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH578748A5 true CH578748A5 (en) | 1976-08-13 |
Family
ID=5833084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH52573A CH578748A5 (en) | 1972-01-15 | 1973-01-15 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS4880040A (en) |
| BE (1) | BE793804A (en) |
| CA (1) | CA1019190A (en) |
| CH (1) | CH578748A5 (en) |
| DE (1) | DE2201849A1 (en) |
| FR (1) | FR2168367B1 (en) |
| GB (1) | GB1412833A (en) |
| IT (1) | IT976820B (en) |
-
0
- BE BE793804D patent/BE793804A/en unknown
-
1972
- 1972-01-15 DE DE19722201849 patent/DE2201849A1/en active Pending
-
1973
- 1973-01-11 IT IT4761173A patent/IT976820B/en active
- 1973-01-12 CA CA161,168A patent/CA1019190A/en not_active Expired
- 1973-01-13 JP JP633273A patent/JPS4880040A/ja active Pending
- 1973-01-15 FR FR7301330A patent/FR2168367B1/fr not_active Expired
- 1973-01-15 CH CH52573A patent/CH578748A5/xx not_active IP Right Cessation
- 1973-01-15 GB GB198573A patent/GB1412833A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT976820B (en) | 1974-09-10 |
| DE2201849A1 (en) | 1973-08-30 |
| BE793804A (en) | 1973-07-10 |
| CA1019190A (en) | 1977-10-18 |
| GB1412833A (en) | 1975-11-05 |
| FR2168367A1 (en) | 1973-08-31 |
| JPS4880040A (en) | 1973-10-26 |
| FR2168367B1 (en) | 1976-11-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |