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发明名称
摘要
申请公布号
JPH0337729(U)
申请公布日期
1991.04.11
申请号
JP19890097333U
申请日期
1989.08.21
申请人
发明人
分类号
G01R31/12;G01R31/327;G01R31/333;H01H33/00;(IPC1-7):H01H33/00;G01R31/32
主分类号
G01R31/12
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代理人
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