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发明名称
摘要
申请公布号
JP3269759(B2)
申请公布日期
2002.04.02
申请号
JP19950263907
申请日期
1995.10.12
申请人
发明人
分类号
E21D9/06;(IPC1-7):E21D9/06
主分类号
E21D9/06
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代理人
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地址
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