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发明名称
摘要
申请公布号
JPS5380029(U)
申请公布日期
1978.07.04
申请号
JP19770107829U
申请日期
1977.08.12
申请人
发明人
分类号
H01F27/29;H01F21/06;(IPC1-7):H01F21/06
主分类号
H01F27/29
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代理人
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