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发明名称
摘要
申请公布号
JPS5819734(Y2)
申请公布日期
1983.04.22
申请号
JP19770136994U
申请日期
1977.10.14
申请人
发明人
分类号
G11B33/02;G11B15/66;G11B15/675;(IPC1-7):G11B15/66
主分类号
G11B33/02
代理机构
代理人
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