Improvements in electric discharge lamps,申请号GB19330002421-传众专利搜索

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发明名称	Improvements in electric discharge lamps
摘要
申请公布号	GB390787(A)	申请公布日期	1933.04.13
申请号	GB19330002421	申请日期	1933.01.25
申请人	THE GENERAL ELECTRIC COMPANY LIMITED	发明人
分类号	H01J61/56	主分类号	H01J61/56
代理机构		代理人
主权项
地址

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