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发明名称
摘要
申请公布号
JPS54100073(U)
申请公布日期
1979.07.14
申请号
JP19770174943U
申请日期
1977.12.27
申请人
发明人
分类号
H01H1/06;H01H1/50;(IPC1-7):H01H1/06
主分类号
H01H1/06
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