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发明名称
摘要
申请公布号
JPS576049(Y2)
申请公布日期
1982.02.04
申请号
JP19770084924U
申请日期
1977.06.27
申请人
发明人
分类号
H01H50/54;(IPC1-7):H01H50/54
主分类号
H01H50/54
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代理人
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