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发明名称
摘要
申请公布号
DE2047700(A1)
申请公布日期
1972.01.27
申请号
DE19702047700
申请日期
1970.09.28
申请人
POMPEY ACIERIES
发明人
分类号
C22C19/05;C22C38/00;C22C38/48;(IPC1-7):C22C39/20
主分类号
C22C19/05
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