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经营范围
发明名称
Preparation of vitamin intermediate
摘要
申请公布号
US2372092(A)
申请公布日期
1945.03.20
申请号
US19420442538
申请日期
1942.05.11
申请人
PARKE, DAVIS & COMPANY
发明人
LAWSON ELMER J.;PARKE HERVEY C.
分类号
C07C233/46
主分类号
C07C233/46
代理机构
代理人
主权项
地址
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