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发明名称
摘要
申请公布号
SE354760(B)
申请公布日期
1973.03.19
申请号
SE19680015908
申请日期
1968.11.22
申请人
COLUMBIA BROADCASTING SYST INC,US
发明人
MCMANN R,US
分类号
H04N9/79;H04N5/84;H04N5/91;H04N9/11;(IPC1-7):H04N5/84
主分类号
H04N9/79
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代理人
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