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发明名称
Verfahren zur Darstellung eines braunen Wollfarbstoffes.
摘要
申请公布号
CH158716(A)
申请公布日期
1932.11.30
申请号
CHD158716
申请日期
1931.07.28
申请人
J. R. GEIGY A.-G.
发明人
A.-G. J. R. GEIGY
分类号
主分类号
代理机构
代理人
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