Perfectionnements aux lampes de t.s.f. à grilles multiples,申请号FRD45529-传众专利搜索

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发明名称	Perfectionnements aux lampes de t.s.f. à grilles multiples
摘要
申请公布号	FR45529(E)	申请公布日期	1935.09.12
申请号	FRD45529	申请日期	1934.05.30
申请人	COMPAGNIE DES LAMPES	发明人
分类号	H01J19/82;H04B1/16	主分类号	H01J19/82
代理机构		代理人
主权项
地址

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