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发明名称
Automatic frequency control circuit
摘要
申请公布号
US2714132(A)
申请公布日期
1955.07.26
申请号
US19520273691
申请日期
1952.02.27
申请人
RADIO CORPORATION OF AMERICA
发明人
FREDENDALL GORDON L.
分类号
H04N9/455
主分类号
H04N9/455
代理机构
代理人
主权项
地址
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