Reactance measuring device,申请号US19440541824-传众专利搜索

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发明名称	Reactance measuring device
摘要
申请公布号	US2481617(A)	申请公布日期	1949.09.13
申请号	US19440541824	申请日期	1944.06.23
申请人	ALLEN B. DU MONT LABORATORIES, INC.	发明人	JR. ROBERT LEE RINGER,
分类号	G01R27/02	主分类号	G01R27/02
代理机构		代理人
主权项
地址

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