BE424514A - - Google Patents
Info
- Publication number
- BE424514A BE424514A BE424514DA BE424514A BE 424514 A BE424514 A BE 424514A BE 424514D A BE424514D A BE 424514DA BE 424514 A BE424514 A BE 424514A
- 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
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
- G03C5/50—Reversal development; Contact processes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI0056337 | 1936-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE424514A true BE424514A (en:Method) |
Family
ID=7194335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE424514D BE424514A (en:Method) | 1936-11-10 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2159466A (en:Method) |
| BE (1) | BE424514A (en:Method) |
| CH (1) | CH216430A (en:Method) |
| FR (1) | FR828864A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE573379A (en:Method) * | 1957-11-29 | |||
| BE634229A (en:Method) * | 1962-07-11 | |||
| US3368898A (en) * | 1963-10-17 | 1968-02-13 | Gen Aniline & Film Corp | Autopositive film and paper and emulsions therefor |
-
0
- BE BE424514D patent/BE424514A/xx unknown
-
1937
- 1937-10-29 US US171702A patent/US2159466A/en not_active Expired - Lifetime
- 1937-11-08 FR FR828864D patent/FR828864A/fr not_active Expired
- 1937-11-08 CH CH216430D patent/CH216430A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2159466A (en) | 1939-05-23 |
| CH216430A (de) | 1941-08-31 |
| FR828864A (fr) | 1938-06-01 |