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发明名称
摘要
申请公布号
JPS63198138(U)
申请公布日期
1988.12.20
申请号
JP19870089734U
申请日期
1987.06.10
申请人
发明人
分类号
G01K7/00;H01H21/00;(IPC1-7):H01H21/00
主分类号
G01K7/00
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