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发明名称
摘要
申请公布号
JPH025152(U)
申请公布日期
1990.01.12
申请号
JP19880081042U
申请日期
1988.06.17
申请人
发明人
分类号
G11B21/02;(IPC1-7):G11B21/02
主分类号
G11B21/02
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