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发明名称
摘要
申请公布号
JP4332995(B2)
申请公布日期
2009.09.16
申请号
JP20000157983
申请日期
2000.05.24
申请人
发明人
分类号
E21D11/40;F15B1/00
主分类号
E21D11/40
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代理人
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