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发明名称
摘要
申请公布号
JPH0577840(U)
申请公布日期
1993.10.22
申请号
JP19910039775U
申请日期
1991.03.11
申请人
发明人
分类号
H01H37/12;H01H37/54;(IPC1-7):H01H37/12
主分类号
H01H37/12
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