Photographic processing compositions
United States Patent 3255008
US Patent References:
Fine-grain developers
- - 2053516
Rapid processing of photographic materials
- - 2614927
Photographic silver halide developing solutions containing calcium precipitation inhibitors
- - 2625476
Photographic diffusion transfer process for producing multiple direct positive copies
- - 2834676
Fine-grain developers
- - 2053516
Rapid processing of photographic materials
- - 2614927
Photographic silver halide developing solutions containing calcium precipitation inhibitors
- - 2625476
Photographic diffusion transfer process for producing multiple direct positive copies
- - 2834676
Inventors:
Tefft, William J.
Publication Date:
06/07/1966
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Export Citation:
Assignee:
MORTON INT INC
Primary Class:
Other Classes:
430/465, 430/458, 430/488, 430/8, 430/966
International Classes:
G03C5/38