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发明名称
摘要
申请公布号
JP3470632(B2)
申请公布日期
2003.11.25
申请号
JP19990056796
申请日期
1999.03.04
申请人
发明人
分类号
B21C37/08;C21D8/10;C22C38/00;C22C38/04;C22C38/58;(IPC1-7):C22C38/00
主分类号
B21C37/08
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