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发明名称
摘要
申请公布号
JP2586373(Y2)
申请公布日期
1998.12.02
申请号
JP19900108161U
申请日期
1990.10.16
申请人
发明人
分类号
G01V3/02;G01R27/02;G01R31/02;(IPC1-7):G01R31/02
主分类号
G01V3/02
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