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经营范围
发明名称
Improvements in or relating to the reproduction of information from a record medium
摘要
申请公布号
GB1064486(A)
申请公布日期
1967.04.05
申请号
GB19640017812
申请日期
1964.04.29
申请人
COLUMBIA BROADCASTING SYSTEM, INC.
发明人
GOLDMARK PETER CARL;HOLLYWOOD JOHN MATHEW
分类号
H04N3/36;H04N3/38;H04N5/84
主分类号
H04N3/36
代理机构
代理人
主权项
地址
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