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发明名称
摘要
申请公布号
JP4180972(B2)
申请公布日期
2008.11.12
申请号
JP20030142571
申请日期
2003.05.20
申请人
发明人
分类号
B22D11/108;C22C33/04;C21C7/04
主分类号
B22D11/108
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代理人
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地址
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