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发明名称
Fremgangsmåde til fremstilling af 4-oxycumariner eller 1-thio-4-oxycumariner.
摘要
申请公布号
DK83097(C)
申请公布日期
1957.07.22
申请号
DK19540002339
申请日期
1954.07.21
申请人
J. R. GEIGY A.-G.
发明人
分类号
主分类号
代理机构
代理人
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