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发明名称
Verfahren zur Herstellung von neuen 2,3-Dihydropyran-2,4-dionen
摘要
申请公布号
AT174907(B)
申请公布日期
1953.05.26
申请号
ATD174907
申请日期
1951.02.13
申请人
F. HOFFMANN-LA ROCHE & CO. AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
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