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发明名称
摘要
申请公布号
JP2943920(B1)
申请公布日期
1999.08.30
申请号
JP19980068764
申请日期
1998.03.18
申请人
发明人
分类号
E02D27/12;E02D27/34;(IPC1-7):E02D27/12
主分类号
E02D27/12
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代理人
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地址
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