Improvements in or relating to arrangements of differential electric protection,申请号GB19400009977-传众专利搜索

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发明名称	Improvements in or relating to arrangements of differential electric protection
摘要
申请公布号	GB573172(A)	申请公布日期	1945.11.09
申请号	GB19400009977	申请日期	1940.06.07
申请人	COMPAGNIE POUR LA FABRICATION DES COMPTEURS ET MATERIEL D'USINES A GAZ	发明人
分类号	H02H3/28;H02H7/26	主分类号	H02H3/28
代理机构		代理人
主权项
地址

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