Perfectionnements aux conducteurs d'entrée des tubes électriques et analogues,申请号FRD952223-传众专利搜索

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发明名称	Perfectionnements aux conducteurs d'entrée des tubes électriques et analogues
摘要
申请公布号	FR952223(A)	申请公布日期	1949.11.14
申请号	FRD952223	申请日期	1947.08.21
申请人	COMPAGNIE DES LAMPES	发明人
分类号	H01J5/40	主分类号	H01J5/40
代理机构		代理人
主权项
地址

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