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发明名称
摘要
申请公布号
JPS57118529(U)
申请公布日期
1982.07.23
申请号
JP19810006373U
申请日期
1981.01.19
申请人
发明人
分类号
G11B5/127;G11B5/17;(IPC1-7):G11B5/20;G11B5/12
主分类号
G11B5/127
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代理人
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