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发明名称
摘要
申请公布号
NL6919112(A)
申请公布日期
1970.06.23
申请号
NL19690019112
申请日期
1969.12.19
申请人
BETHLEHEM STEEL CORP
发明人
MELLOY G;DENNISON J
分类号
C22C38/00;B21B1/06;C21D8/00;C21D8/02;(IPC1-7):C21D7/14;B21B3/02
主分类号
C22C38/00
代理机构
代理人
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地址
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