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发明名称
Directive antenna system
摘要
申请公布号
US2405992(A)
申请公布日期
1946.08.20
申请号
US19440518791
申请日期
1944.01.19
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
BRUCE EDMOND
分类号
H01Q19/06;H01Q19/10;H04B7/00
主分类号
H01Q19/06
代理机构
代理人
主权项
地址
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