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发明名称
摘要
申请公布号
JPS5348290(Y2)
申请公布日期
1978.11.18
申请号
JP19730119001U
申请日期
1973.10.12
申请人
发明人
分类号
G01R31/02;G01R29/18;(IPC1-7):G01R31/02
主分类号
G01R31/02
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代理人
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