Tube électronique de grande puissance,申请号FRD1186874-传众专利搜索

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发明名称	Tube électronique de grande puissance
摘要
申请公布号	FR1186874(A)	申请公布日期	1959.09.03
申请号	FRD1186874	申请日期	1957.03.15
申请人	COMPAGNIE FRANCAISE THOMSON-HOUSTON	发明人
分类号	H01J21/06	主分类号	H01J21/06
代理机构		代理人
主权项
地址

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