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发明名称
摘要
申请公布号
JP3076177(U)
申请公布日期
2001.03.30
申请号
JP20000006493U
申请日期
2000.09.07
申请人
发明人
分类号
E01F13/00;G01R5/16;(IPC1-7):E01F13/00
主分类号
E01F13/00
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