Improvements in electric resistances and methods of making such resistances,申请号GB19380013325-传众专利搜索

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发明名称	Improvements in electric resistances and methods of making such resistances
摘要
申请公布号	GB504160(A)	申请公布日期	1939.04.20
申请号	GB19380013325	申请日期	1938.05.04
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	H01B1/24	主分类号	H01B1/24
代理机构		代理人
主权项
地址

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