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发明名称
Small directional antenna system
摘要
申请公布号
US2972145(A)
申请公布日期
1961.02.14
申请号
US19590844797
申请日期
1959.10.06
申请人
SCANWELL LABORATORIES, INC.
发明人
JR. CHESTER B. WATTS,
分类号
H01Q21/16
主分类号
H01Q21/16
代理机构
代理人
主权项
地址
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