Improvements in and relating to frequency control systems,申请号GB19500011787-传众专利搜索

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发明名称	Improvements in and relating to frequency control systems
摘要
申请公布号	GB667447(A)	申请公布日期	1952.02.27
申请号	GB19500011787	申请日期	1950.05.11
申请人	THE BRITISH THOMSON-HOUSTON COMPANY LIMITED	发明人
分类号	G01S1/02;H03L7/04	主分类号	G01S1/02
代理机构		代理人
主权项
地址

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