Improvements relating to voltage-regulating arrangements,申请号GB19490014260-传众专利搜索

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发明名称	Improvements relating to voltage-regulating arrangements
摘要
申请公布号	GB668641(A)	申请公布日期	1952.03.19
申请号	GB19490014260	申请日期	1949.05.27
申请人	HAROLD MARTIN HARMER;FREDERICK JOHN COOK	发明人
分类号	G05F1/32;H03F9/02	主分类号	G05F1/32
代理机构		代理人
主权项
地址

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