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发明名称
An improved method of producing photographic dyestuff images
摘要
申请公布号
GB421727(A)
申请公布日期
1934.12.24
申请号
GB19330017962
申请日期
1933.06.23
申请人
BELA GASPAR
发明人
分类号
G03C7/28
主分类号
G03C7/28
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