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发明名称
摘要
申请公布号
JPS57153274(U)
申请公布日期
1982.09.25
申请号
JP19810040031U
申请日期
1981.03.20
申请人
发明人
分类号
G01R31/28;G01R31/26;(IPC1-7):G01R31/28
主分类号
G01R31/28
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