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发明名称
RETROACTIVELY ADJUSTEL BELL FILTER FOR SECAM ENCODER
摘要
申请公布号
GB2049339(A)
申请公布日期
1980.12.17
申请号
GB19800010326
申请日期
1980.03.27
申请人
RCA CORP
发明人
分类号
H04N11/18;(IPC1-7):H04N9/40
主分类号
H04N11/18
代理机构
代理人
主权项
地址
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