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发明名称
Verfahren zur Darstellung eines ätzbeständigen Farbstoffes der Gallocyaninreihe.
摘要
申请公布号
CH145625(A)
申请公布日期
1931.02.28
申请号
CHD145625
申请日期
1928.11.22
申请人
DURAND & HUGUENIN A.-G.
发明人
A.-G. DURAND & HUGUENIN
分类号
主分类号
代理机构
代理人
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