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发明名称
Nouveau procédé de préparation de la vitamine b12 et de ses analogues
摘要
申请公布号
FR1264016(A)
申请公布日期
1961.06.19
申请号
FR19600826344
申请日期
1960.05.05
申请人
UCLAF
发明人
分类号
C12P19/42
主分类号
C12P19/42
代理机构
代理人
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