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发明名称
摘要
申请公布号
JPS419784(Y1)
申请公布日期
1966.05.11
申请号
JP19640027057U
申请日期
1964.04.08
申请人
发明人
分类号
H01H21/50;(IPC1-7):H01H21/50
主分类号
H01H21/50
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