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发明名称
摘要
申请公布号
JPS5246889(B2)
申请公布日期
1977.11.29
申请号
JP19710076690
申请日期
1971.09.30
申请人
发明人
分类号
H01H11/04;C25F3/02;C25F3/14;G04C1/00;G04C3/06;H01H1/00;H01H1/04;(IPC1-7):C25F3/02
主分类号
H01H11/04
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代理人
主权项
地址
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