Perfectionnements aux dispositifs de protection différentielle pour réseaux triphasés,申请号FRD928274-传众专利搜索

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发明名称	Perfectionnements aux dispositifs de protection différentielle pour réseaux triphasés
摘要
申请公布号	FR928274(A)	申请公布日期	1947.11.24
申请号	FRD928274	申请日期	1945.06.27
申请人	ALLMANNA SVENSKA ELEKTRISKA AKTIEBOLAGET	发明人
分类号	H02H3/30	主分类号	H02H3/30
代理机构		代理人
主权项
地址

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