Perfectionnements aux amplificateurs à haute fréquence,申请号FRD702076-传众专利搜索

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发明名称	Perfectionnements aux amplificateurs à haute fréquence
摘要
申请公布号	FR702076(A)	申请公布日期	1931.03.28
申请号	FRD702076	申请日期	1929.06.18
申请人	COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON	发明人
分类号	H03F3/02	主分类号	H03F3/02
代理机构		代理人
主权项
地址

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