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发明名称
Photographic products, compositions and processes utilizing 3-cyano-4-azo-5-pyrazolone dye developers
摘要
申请公布号
US3309199(A)
申请公布日期
1967.03.14
申请号
US19620248240
申请日期
1962.12.31
申请人
POLAROID CORPORATION
发明人
ROSS DANIEL L.
分类号
G03C8/18
主分类号
G03C8/18
代理机构
代理人
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地址
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