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发明名称
摘要
申请公布号
JPH0770187(B2)
申请公布日期
1995.07.31
申请号
JP19870178200
申请日期
1987.07.18
申请人
发明人
分类号
G11B23/04;G11B23/03;(IPC1-7):G11B23/03
主分类号
G11B23/04
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