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发明名称
METHOD OF OBTAINING NOVEL DIRECT RED DYES
摘要
申请公布号
PL139367(B2)
申请公布日期
1987.01.31
申请号
PL19850253483
申请日期
1985.05.20
申请人
发明人
分类号
C09B;C09B35/00;(IPC1-7):C09B35/00
主分类号
C09B
代理机构
代理人
主权项
地址
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