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经营范围
发明名称
METHOD OF OBTAINING CEPHALOSPORINES
摘要
申请公布号
PL144987(B1)
申请公布日期
1988.07.30
申请号
PL19840249955
申请日期
1984.10.09
申请人
发明人
分类号
C07D501/48;C07D277/20;C07D277/40;C07D501/06;C07D501/46;C07D501/56;(IPC1-7):C07D501/56
主分类号
C07D501/48
代理机构
代理人
主权项
地址
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