Improvements in electric incandescent lamps,申请号GB19300008316-传众专利搜索

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发明名称	Improvements in electric incandescent lamps
摘要
申请公布号	GB357116(A)	申请公布日期	1931.09.14
申请号	GB19300008316	申请日期	1930.03.14
申请人	SOCIETE LA RADIOTECHNIQUE	发明人
分类号	H01K3/06	主分类号	H01K3/06
代理机构		代理人
主权项
地址

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