Device for measuring the time constants of oscillating systems,申请号GB19470011308-传众专利搜索

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发明名称	Device for measuring the time constants of oscillating systems
摘要
申请公布号	GB637112(A)	申请公布日期	1950.05.10
申请号	GB19470011308	申请日期	1947.04.28
申请人	LES LABORATOIRES RADIOELECTRIQUES	发明人
分类号	G01R29/22	主分类号	G01R29/22
代理机构		代理人
主权项
地址

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