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发明名称
摘要
申请公布号
JPS5511731(U)
申请公布日期
1980.01.25
申请号
JP19780094486U
申请日期
1978.07.08
申请人
发明人
分类号
H01H37/74;H01H37/76;(IPC1-7):H01H37/76
主分类号
H01H37/74
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