Tube à décharges à vapeur de mercure sous pression élevée,申请号FRD816720-传众专利搜索

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发明名称	Tube à décharges à vapeur de mercure sous pression élevée
摘要
申请公布号	FR816720(A)	申请公布日期	1937.08.16
申请号	FRD816720	申请日期	1937.01.22
申请人	N. V. PHILLIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	H01J61/20	主分类号	H01J61/20
代理机构		代理人
主权项
地址

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