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发明名称
摘要
申请公布号
JPH01160809(U)
申请公布日期
1989.11.08
申请号
JP19880050272U
申请日期
1988.04.13
申请人
发明人
分类号
H01F6/06;(IPC1-7):H01F5/08
主分类号
H01F6/06
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