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发明名称
摘要
申请公布号
JP3118606(B2)
申请公布日期
2000.12.18
申请号
JP19900082291
申请日期
1990.03.29
申请人
发明人
分类号
B22D11/10;B22D11/112;B22D11/113;B22D11/116;C21C7/068;C21C7/10;(IPC1-7):C21C7/10
主分类号
B22D11/10
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代理人
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