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发明名称
Directional aerial system
摘要
申请公布号
US2187015(A)
申请公布日期
1940.01.16
申请号
US19380214436
申请日期
1938.06.18
申请人
ELECTRIC & MUSICAL INDUSTRIES LIMITED
发明人
CORK EDWARD CECIL;PAWSEY JOSEPH LADE
分类号
H01Q3/26
主分类号
H01Q3/26
代理机构
代理人
主权项
地址
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