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发明名称
摘要
申请公布号
JP2688139(B2)
申请公布日期
1997.12.08
申请号
JP19920046784
申请日期
1992.03.04
申请人
发明人
分类号
E02D5/80;(IPC1-7):E02D5/80
主分类号
E02D5/80
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代理人
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