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发明名称
Process for the preparation of condensation products
摘要
申请公布号
US1999196(A)
申请公布日期
1935.04.30
申请号
US19320644275
申请日期
1932.11.25
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
LAZIER WILBUR A.
分类号
C07C45/00
主分类号
C07C45/00
代理机构
代理人
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