Improvements in high pressure metal vapour electric discharge lamps,申请号GB19370020744-传众专利搜索

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发明名称	Improvements in high pressure metal vapour electric discharge lamps
摘要
申请公布号	GB476420(A)	申请公布日期	1937.12.08
申请号	GB19370020744	申请日期	1937.07.27
申请人	THE BRITISH THOMSON-HOUSTON COMPANY LIMITED;THE GENERAL ELECTRIC COMPANY LIMITED	发明人
分类号	H01J61/30	主分类号	H01J61/30
代理机构		代理人
主权项
地址

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