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发明名称
摘要
申请公布号
JPS627643(U)
申请公布日期
1987.01.17
申请号
JP19850022851U
申请日期
1985.02.19
申请人
发明人
分类号
G11B15/675;(IPC1-7):G11B15/675
主分类号
G11B15/675
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