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发明名称
Improvements relating to polyazo dyestuffs
摘要
申请公布号
GB717357(A)
申请公布日期
1954.10.27
申请号
GB19520010104
申请日期
1952.04.22
申请人
J. R. GEIGY A.-G.
发明人
分类号
C09B33/10
主分类号
C09B33/10
代理机构
代理人
主权项
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