Rotating radio beacon,申请号US19380215102-传众专利搜索

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发明名称	Rotating radio beacon
摘要
申请公布号	US2253958(A)	申请公布日期	1941.08.26
申请号	US19380215102	申请日期	1938.06.22
申请人	RADIO CORPORATION	发明人	LUCK DAVID G. C.
分类号	G01S1/02;G01S19/48	主分类号	G01S1/02
代理机构		代理人
主权项
地址

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