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发明名称
Verfahren zur Herstellung eines Aufhellungsmittels für proteinische Fasern.
摘要
申请公布号
CH272749(A)
申请公布日期
1950.12.31
申请号
CHD272749
申请日期
1948.06.04
申请人
J. R. GEIGY AG.
发明人
AG. J. R. GEIGY
分类号
主分类号
代理机构
代理人
主权项
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