Directive antenna system,申请号US19360078550-传众专利搜索

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发明名称	Directive antenna system
摘要
申请公布号	US2160899(A)	申请公布日期	1939.06.06
申请号	US19360078550	申请日期	1936.05.08
申请人	RADIO CORPORATION OF AMERICA	发明人	PETERSON HAROLD O.
分类号	H01Q11/06	主分类号	H01Q11/06
代理机构		代理人
主权项
地址

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