Relais voltmétrique à amplificateur magnétique,申请号FR19610864360-传众专利搜索

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发明名称	Relais voltmétrique à amplificateur magnétique
摘要
申请公布号	FR1299082(A)	申请公布日期	1962.07.20
申请号	FR19610864360	申请日期	1961.06.08
申请人		发明人	ROGE JEAN
分类号	H02J7/12;H04M19/00	主分类号	H02J7/12
代理机构		代理人
主权项
地址

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