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发明名称
摘要
申请公布号
JP3247178(B2)
申请公布日期
2002.01.15
申请号
JP19930028067
申请日期
1993.02.17
申请人
发明人
分类号
E01B35/00;G01L5/00;(IPC1-7):G01L5/00
主分类号
E01B35/00
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代理人
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