Tubes cathodiques récepteurs,申请号FRD1007587-传众专利搜索

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发明名称	Tubes cathodiques récepteurs
摘要
申请公布号	FR1007587(A)	申请公布日期	1952.05.07
申请号	FRD1007587	申请日期	1950.01.04
申请人	COMPAGNIE POUR LA FABRICATION DES COMPTEURS ET MATERIEL D'USINES A GAZ	发明人
分类号	H01J31/12	主分类号	H01J31/12
代理机构		代理人
主权项
地址

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