Frequency measuring and responsive circuit arrangements,申请号US19580752287-传众专利搜索

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发明名称	Frequency measuring and responsive circuit arrangements
摘要
申请公布号	US3001132(A)	申请公布日期	1961.09.19
申请号	US19580752287	申请日期	1958.07.31
申请人	MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED	发明人	BRITT RONALD HOWARD
分类号	G01R23/00	主分类号	G01R23/00
代理机构		代理人
主权项
地址

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