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发明名称
Television secrecy system with width modulated synchronizing pulses
摘要
申请公布号
US2892882(A)
申请公布日期
1959.06.30
申请号
US19550489629
申请日期
1955.02.21
申请人
PARAMOUNT PICTURES CORPORATION
发明人
HUGHES EDWIN L.
分类号
H04N7/167
主分类号
H04N7/167
代理机构
代理人
主权项
地址
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