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经营范围
发明名称
Video signal magnetic recording and reproducing devices
摘要
申请公布号
GB2018465(A)
申请公布日期
1979.10.17
申请号
GB19790012123
申请日期
1979.04.06
申请人
SONY CORP
发明人
分类号
G11B5/027;G11B15/00;G11B15/18;G11B15/58;G11B20/18;G11B27/10;G11B27/11;G11B27/30;G11B27/32;G11B27/34;H04N5/783;(IPC1-7):G05D3/00
主分类号
G11B5/027
代理机构
代理人
主权项
地址
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