Improvements in or relating to ultra short wave radio communication systems,申请号GB19470006696-传众专利搜索

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发明名称	Improvements in or relating to ultra short wave radio communication systems
摘要
申请公布号	GB642657(A)	申请公布日期	1950.09.06
申请号	GB19470006696	申请日期	1947.03.10
申请人	RADIO CORPORATION OF AMERICA	发明人
分类号	H04B7/00;H04B7/04	主分类号	H04B7/00
代理机构		代理人
主权项
地址

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