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发明名称
Fremgangsmaade til Fremstilling af Kunstharpikser.
摘要
申请公布号
DK60900(C)
申请公布日期
1943.05.10
申请号
DKD60900
申请日期
1939.09.23
申请人
E. I. DU PONT DE NEMOURS AND CO.
发明人
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主分类号
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