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发明名称
摘要
申请公布号
JPS5915058(Y2)
申请公布日期
1984.05.04
申请号
JP19740124380U
申请日期
1974.10.16
申请人
发明人
分类号
H01F27/00;H01F21/00;H03J1/00;(IPC1-7):H01F21/00
主分类号
H01F27/00
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代理人
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