Improvements relating to control apparatus for alternating electric current circuits,申请号GB19450003094-传众专利搜索

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发明名称	Improvements relating to control apparatus for alternating electric current circuits
摘要
申请公布号	GB588227(A)	申请公布日期	1947.05.16
申请号	GB19450003094	申请日期	1945.02.07
申请人	WESTINGHOUSE BRAKE & SIGNAL COMPANY LIMITED;ALEC HERVEY BENNETT WALKER	发明人
分类号	G05F1/32	主分类号	G05F1/32
代理机构		代理人
主权项
地址

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