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发明名称
Beam alignment device
摘要
申请公布号
US2611003(A)
申请公布日期
1952.09.16
申请号
US19510212175
申请日期
1951.02.21
申请人
RADIO CORPORATION OF AMERICA
发明人
FRIEND ALBERT W.
分类号
H01J29/54;H01J29/70;H04N9/28
主分类号
H01J29/54
代理机构
代理人
主权项
地址
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