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发明名称
摘要
申请公布号
SU433119(A1)
申请公布日期
1974.06.25
申请号
SU19731871748
申请日期
1973.01.15
申请人
发明人
分类号
C07C21/18;C07C19/08;(IPC1-7):C07C19/08
主分类号
C07C21/18
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