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发明名称
RECORDING AND/OR REPRODUCING SYSTEM
摘要
申请公布号
GB1499921(A)
申请公布日期
1978.02.01
申请号
GB19750002476
申请日期
1975.01.20
申请人
SONY CORP
发明人
分类号
G11B20/02;H04N9/84;(IPC1-7):H04N5/78;H04N9/38
主分类号
G11B20/02
代理机构
代理人
主权项
地址
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