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发明名称
Directional antenna
摘要
申请公布号
US2510290(A)
申请公布日期
1950.06.06
申请号
US19470753781
申请日期
1947.06.10
申请人
RADIO CORPORATION
发明人
MASTERS ROBERT W.
分类号
H01Q13/12
主分类号
H01Q13/12
代理机构
代理人
主权项
地址
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