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发明名称
摘要
申请公布号
JPS56136391(U)
申请公布日期
1981.10.15
申请号
JP19800033148U
申请日期
1980.03.14
申请人
发明人
分类号
G11B25/04;(IPC1-7):G11B25/04
主分类号
G11B25/04
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代理人
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地址
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