Improvements in and relating to electric control systems,申请号GB19450021247-传众专利搜索

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发明名称	Improvements in and relating to electric control systems
摘要
申请公布号	GB614918(A)	申请公布日期	1948.12.30
申请号	GB19450021247	申请日期	1945.08.20
申请人	THE BRITISH THOMSON-HOUSTON COMPANY LIMITED	发明人
分类号	H02P7/34	主分类号	H02P7/34
代理机构		代理人
主权项
地址

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