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发明名称
摘要
申请公布号
JPH0276805(U)
申请公布日期
1990.06.13
申请号
JP19880155565U
申请日期
1988.12.01
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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代理人
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