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发明名称
Preparation of amino-anthraquinones
摘要
申请公布号
US1933236(A)
申请公布日期
1933.10.31
申请号
US19310548035
申请日期
1931.06.30
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
WUERTZ ALEXANDER JOHN
分类号
C07C225/34
主分类号
C07C225/34
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代理人
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