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发明名称
PREPARATION METHOD OF 4-CYANO-2-AZETIDINONE DERIVATIVES
摘要
申请公布号
KR1019890003423(B1)
申请公布日期
1989.09.20
申请号
KR1019820005807
申请日期
1982.12.24
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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