Processing of photographic silver halide materials
US4948714A · kind A · utility
3Cited by
2References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 22, 1989 |
| Grant date | Aug 14, 1990 |
| Priority date | — |
| Expiry date | Aug 22, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/30552
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Method of processing photographic silver halide material wherein an imagewise release of the development inhibitor 1-aryltetrazole-5-thiol is achieved during processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.