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发明名称
摘要
申请公布号
JPH028006(U)
申请公布日期
1990.01.18
申请号
JP19880084602U
申请日期
1988.06.27
申请人
发明人
分类号
H01F7/14;H01H51/24;(IPC1-7):H01F7/14
主分类号
H01F7/14
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