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发明名称
摘要
申请公布号
JPH032614(U)
申请公布日期
1991.01.11
申请号
JP19890061947U
申请日期
1989.05.30
申请人
发明人
分类号
G11B5/02;H01F38/14;(IPC1-7):H01F23/00
主分类号
G11B5/02
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