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发明名称
MAGNETIC RECORDING MEDIUM DIRECTION SENSING
摘要
申请公布号
GB2018002(A)
申请公布日期
1979.10.10
申请号
GB19790009863
申请日期
1979.03.21
申请人
SONY CORP
发明人
分类号
G11B15/087;G11B27/024;G11B27/10;G11B27/30;G11B27/34;G11B33/10;(IPC1-7):G11B27/00;G11B5/02;G11B5/52;H04N5/78
主分类号
G11B15/087
代理机构
代理人
主权项
地址
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