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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722201849 DE2201849A1 (de) | 1972-01-15 | 1972-01-15 | Verfahren zur herstellung direktpositiver photographischer bilder |
Publications (1)
Publication Number | Publication Date |
---|---|
CH578748A5 true CH578748A5 (US07902200-20110308-C00027.png) | 1976-08-13 |
Family
ID=5833084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH52573A CH578748A5 (US07902200-20110308-C00027.png) | 1972-01-15 | 1973-01-15 |
Country Status (8)
-
0
- BE BE793804D patent/BE793804A/xx unknown
-
1972
- 1972-01-15 DE DE19722201849 patent/DE2201849A1/de active Pending
-
1973
- 1973-01-11 IT IT4761173A patent/IT976820B/it 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 CH CH52573A patent/CH578748A5/xx not_active IP Right Cessation
- 1973-01-15 FR FR7301330A patent/FR2168367B1/fr not_active Expired
- 1973-01-15 GB GB198573A patent/GB1412833A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE793804A (fr) | 1973-07-10 |
DE2201849A1 (de) | 1973-08-30 |
IT976820B (it) | 1974-09-10 |
FR2168367B1 (US07902200-20110308-C00027.png) | 1976-11-05 |
GB1412833A (en) | 1975-11-05 |
JPS4880040A (US07902200-20110308-C00027.png) | 1973-10-26 |
CA1019190A (en) | 1977-10-18 |
FR2168367A1 (US07902200-20110308-C00027.png) | 1973-08-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |