Improvements in and relating to twin filament electric incandescent lamps,申请号GB19350030378-传众专利搜索

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发明名称	Improvements in and relating to twin filament electric incandescent lamps
摘要
申请公布号	GB457074(A)	申请公布日期	1936.11.20
申请号	GB19350030378	申请日期	1935.11.02
申请人	EGYESUELT IZZOLAMPA ES VILLAMOSSAGI R.T.	发明人
分类号	H01K9/08	主分类号	H01K9/08
代理机构		代理人
主权项
地址

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