发明授权
US4049455A Light-sensitive silver halide photographic material 失效
感光卤化银照相材料

Light-sensitive silver halide photographic material
摘要:
A light-sensitive silver halide photographic material containing a new development inhibitor releasing compound. The said compound has no hydrogen atom at the carbon atom which is adjacent to the carbonyl group and capable of coupling to an oxidation product of a color developing agent on the development.
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