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发明名称
摘要
申请公布号
JPS5813549(Y2)
申请公布日期
1983.03.16
申请号
JP19770131431U
申请日期
1977.09.30
申请人
发明人
分类号
H01H9/02;H01H9/00;(IPC1-7):H01H9/00
主分类号
H01H9/02
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代理人
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