Improvements in and relating to phase and frequency modulation systems,申请号GB19490003006-传众专利搜索

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发明名称	Improvements in and relating to phase and frequency modulation systems
摘要
申请公布号	GB657272(A)	申请公布日期	1951.09.12
申请号	GB19490003006	申请日期	1949.02.03
申请人	THE BRITISH THOMSON-HOUSTON COMPANY LIMITED	发明人
分类号	H03C3/40	主分类号	H03C3/40
代理机构		代理人
主权项
地址

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