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发明名称
METHOD OF OBTAINING DUROQUINONE
摘要
申请公布号
PL149435(B2)
申请公布日期
1990.02.28
申请号
PL19870266650
申请日期
1987.07.02
申请人
发明人
分类号
C07C;C07C50/04;(IPC1-7):C07C50/04
主分类号
C07C
代理机构
代理人
主权项
地址
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