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经营范围
发明名称
A magnetic recording and playback system
摘要
申请公布号
GB959623(A)
申请公布日期
1964.06.03
申请号
GB19620023347
申请日期
1962.06.18
申请人
SONY CORPORATION
发明人
分类号
G11B5/008;G11B5/53;H04N5/7826
主分类号
G11B5/008
代理机构
代理人
主权项
地址
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