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发明名称
Directional antenna system
摘要
申请公布号
US2657313(A)
申请公布日期
1953.10.27
申请号
US19500149353
申请日期
1950.03.13
申请人
ANTONY WILLIAM E
发明人
ANTONY WILLIAM E.
分类号
H01Q5/00
主分类号
H01Q5/00
代理机构
代理人
主权项
地址
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