Slip ring direct current electrical machines,申请号GB19990004646-传众专利搜索

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发明名称	Slip ring direct current electrical machines
摘要
申请公布号	GB9904646(D0)	申请公布日期	1999.04.21
申请号	GB19990004646	申请日期	1999.03.02
申请人	CLARKE, NORMAN A	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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