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发明名称
ROCESS FOR PREPARING CEPHALOSPHORIN DERIVATIVES
摘要
申请公布号
KR1019870000826(B1)
申请公布日期
1987.04.23
申请号
KR1019810003697
申请日期
1981.09.30
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
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