Improvements in electric motor control system,申请号GB19280034971-传众专利搜索

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发明名称	Improvements in electric motor control system
摘要
申请公布号	GB301731(A)	申请公布日期	1930.03.27
申请号	GB19280034971	申请日期	1928.11.27
申请人	WAYGOOD-OTIS LIMITED	发明人
分类号		主分类号
代理机构		代理人
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