Perfectionnements aux amplificateurs,申请号FRD871933-传众专利搜索

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发明名称	Perfectionnements aux amplificateurs
摘要
申请公布号	FR871933(A)	申请公布日期	1942.05.22
申请号	FRD871933	申请日期	1941.01.03
申请人	COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON	发明人
分类号	H03F3/28	主分类号	H03F3/28
代理机构		代理人
主权项
地址

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