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发明名称
Kuepen- und Schwefelfarbstoffpraeparate
摘要
申请公布号
DE564778(C)
申请公布日期
1932.11.23
申请号
DED564778D
申请日期
1930.12.07
申请人
I. G. FARBENINDUSTRIE AKT.-GES.
发明人
BERTHOLD DR. HERMANN;FRIEDRICH DR. HERMANN
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