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发明名称
Entfernung des Kupfers aus unreinen Metallen und Legierungen
摘要
申请公布号
DE497312(C)
申请公布日期
1930.05.06
申请号
DE1928H115321D
申请日期
1928.02.21
申请人
HENRY HARRIS
发明人
分类号
C22B13/06;C22C3/00
主分类号
C22B13/06
代理机构
代理人
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