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发明名称
Improvements relating to the photographic bleaching-out process
摘要
申请公布号
GB373858(A)
申请公布日期
1932.06.02
申请号
GB19310022887
申请日期
1931.08.13
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
G03C7/02
主分类号
G03C7/02
代理机构
代理人
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