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发明名称
Mannich reaction compounds
摘要
申请公布号
US2686808(A)
申请公布日期
1954.08.17
申请号
US19490113496
申请日期
1949.08.31
申请人
MERCK & CO., INC.
发明人
SPRAGUE JAMES M.
分类号
主分类号
代理机构
代理人
主权项
地址
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