Culot et socle de lampe électronique,申请号FRD842850-传众专利搜索

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发明名称	Culot et socle de lampe électronique
摘要
申请公布号	FR842850(A)	申请公布日期	1939.06.20
申请号	FRD842850	申请日期	1938.09.01
申请人	TELEFUNKEN GESELLSCHAFT FU:R DRAHTLOSE TELEGRAPHIE M.B.H.	发明人
分类号	H01J5/54;H01J19/66	主分类号	H01J5/54
代理机构		代理人
主权项
地址

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