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发明名称
3beta-substituted-4-pregnenes
摘要
申请公布号
US3398142(A)
申请公布日期
1968.08.20
申请号
US19630286475
申请日期
1963.06.10
申请人
AMERICAN HOME PRODUCTS CORPORATION
发明人
MARSHALL DAVID J.
分类号
C07J71/00;C07J75/00
主分类号
C07J71/00
代理机构
代理人
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地址
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