Improvements in electric lamps of the gaseous discharge type,申请号GB19330006360-传众专利搜索

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发明名称	Improvements in electric lamps of the gaseous discharge type
摘要
申请公布号	GB415483(A)	申请公布日期	1934.08.30
申请号	GB19330006360	申请日期	1933.03.02
申请人	IVAR RENNERFELT	发明人
分类号	H01J17/00	主分类号	H01J17/00
代理机构		代理人
主权项
地址

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