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发明名称
摘要
申请公布号
JP3457943(B2)
申请公布日期
2003.10.20
申请号
JP20000380826
申请日期
2000.12.14
申请人
发明人
分类号
B22D17/22;B22D17/20;(IPC1-7):B22D17/22
主分类号
B22D17/22
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代理人
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