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发明名称
摘要
申请公布号
JPS5529208(Y2)
申请公布日期
1980.07.11
申请号
JP19740109575U
申请日期
1974.09.10
申请人
发明人
分类号
H01F5/04;H01F27/28;H01F27/29;(IPC1-7):H01F15/10
主分类号
H01F5/04
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