Improvements relating to electrical supply equipment,申请号GB19560030934-传众专利搜索

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发明名称	Improvements relating to electrical supply equipment
摘要
申请公布号	GB899631(A)	申请公布日期	1962.06.27
申请号	GB19560030934	申请日期	1958.07.09
申请人	JOHN SMITHIES	发明人
分类号	H02M7/54	主分类号	H02M7/54
代理机构		代理人
主权项
地址

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