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发明名称
摘要
申请公布号
JP2506920(Y2)
申请公布日期
1996.08.14
申请号
JP19890089626U
申请日期
1989.07.29
申请人
发明人
分类号
E02D27/08;(IPC1-7):E02D27/08
主分类号
E02D27/08
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代理人
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地址
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