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发明名称
摘要
申请公布号
JPS557246(U)
申请公布日期
1980.01.18
申请号
JP19780089214U
申请日期
1978.06.30
申请人
发明人
分类号
H01H35/28;H01H35/34;H01H37/40;(IPC1-7):H01H37/40
主分类号
H01H35/28
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代理人
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