Dispositif d'électrodes pour lampe à lueur cathodique,申请号FRD938945-传众专利搜索

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发明名称	Dispositif d'électrodes pour lampe à lueur cathodique
摘要
申请公布号	FR938945(A)	申请公布日期	1948.10.28
申请号	FRD938945	申请日期	1945.04.24
申请人	SOCIETE ANONYME POUR LES APPLICATIONS DE L'ELECTRICITE ET DES GAZ RARES	发明人
分类号	H01J17/40;H01J61/64	主分类号	H01J17/40
代理机构		代理人
主权项
地址

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