Electric motor speed regulation,申请号US19510245544-传众专利搜索

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发明名称	Electric motor speed regulation
摘要
申请公布号	US2715202(A)	申请公布日期	1955.08.09
申请号	US19510245544	申请日期	1951.09.07
申请人	THE WESTERN UNION TELEGRAPH COMPANY	发明人	TURNER FRANK T.;POLLARD LEON G.;DEIBERT CLARENCE R.
分类号	H02P23/00;H04N5/04	主分类号	H02P23/00
代理机构		代理人
主权项
地址

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