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发明名称
Directional aerial systems
摘要
申请公布号
US2881434(A)
申请公布日期
1959.04.07
申请号
US19540415234
申请日期
1954.03.10
申请人
THE GENERAL ELECTRIC COMPANY LIMITED
发明人
PRIVETT ROY FRANK
分类号
G01S13/44;H01P5/20;H01Q13/06;H01Q25/02
主分类号
G01S13/44
代理机构
代理人
主权项
地址
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