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发明名称
Preparing dianisidine
摘要
申请公布号
US2586837(A)
申请公布日期
1952.02.26
申请号
US19500187343
申请日期
1950.09.28
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
LINCH ADRIAN L.
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主分类号
代理机构
代理人
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