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发明名称
摘要
申请公布号
JPS5249085(Y2)
申请公布日期
1977.11.08
申请号
JP19710103314U
申请日期
1971.11.06
申请人
发明人
分类号
H01H9/20;H01H33/42;H01H33/46;H01H71/10;(IPC1-7):H01H9/20
主分类号
H01H9/20
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