Improvements relating to protective systems for alternating current networks,申请号GB19480022520-传众专利搜索

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发明名称	Improvements relating to protective systems for alternating current networks
摘要
申请公布号	GB644964(A)	申请公布日期	1950.10.18
申请号	GB19480022520	申请日期	1948.08.26
申请人	JAMES WILSON HODGKISS;METROPOLITAN-VICKERS ELECTRICAL COMPANY LIMITED	发明人
分类号	H02H7/26	主分类号	H02H7/26
代理机构		代理人
主权项
地址

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