Improvements in electric valve control circuits,申请号GB19400015782-传众专利搜索

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发明名称	Improvements in electric valve control circuits
摘要
申请公布号	GB544149(A)	申请公布日期	1942.03.30
申请号	GB19400015782	申请日期	1940.10.28
申请人	THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED	发明人
分类号	H02M1/02	主分类号	H02M1/02
代理机构		代理人
主权项
地址

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