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发明名称
PHOTOGRAPHIC COLOUR-FORMING COMPOUND
摘要
申请公布号
CA380525(A)
申请公布日期
1939.04.04
申请号
CAD380525
申请日期
申请人
CANADIAN KODAK COMPANY
发明人
LEOPOLD D. MANNES;LEOPOLD GODOWSKY, JR.;WILLARD D. PETERSON
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主分类号
代理机构
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