Improvements in and relating to direction finding apparatus,申请号GB19350034710-传众专利搜索

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发明名称	Improvements in and relating to direction finding apparatus
摘要
申请公布号	GB472111(A)	申请公布日期	1937.09.14
申请号	GB19350034710	申请日期	1935.12.14
申请人	FREDERICK JOHNSON HOOVEN	发明人
分类号	G01S3/14	主分类号	G01S3/14
代理机构		代理人
主权项
地址

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