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发明名称
摘要
申请公布号
JPS6219717(U)
申请公布日期
1987.02.05
申请号
JP19850110758U
申请日期
1985.07.19
申请人
发明人
分类号
H01F38/14;G11B5/02;(IPC1-7):H01F23/00
主分类号
H01F38/14
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