Improvements in or relating to electric protective systems,申请号GB19550032067-传众专利搜索

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发明名称	Improvements in or relating to electric protective systems
摘要
申请公布号	GB767189(A)	申请公布日期	1957.01.30
申请号	GB19550032067	申请日期	1953.12.09
申请人	THE GENERAL ELECTRIC COMPANY LIMITED	发明人	NORTON DAVID JOHN
分类号	H02H7/045	主分类号	H02H7/045
代理机构		代理人
主权项
地址

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