Perfectionnements aux anodes à grande puissance, particulièrement destinées aux lampes sans refroidissement artificiel,申请号FRD859826-传众专利搜索

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发明名称	Perfectionnements aux anodes à grande puissance, particulièrement destinées aux lampes sans refroidissement artificiel
摘要
申请公布号	FR859826(A)	申请公布日期	1940.12.30
申请号	FRD859826	申请日期	1939.09.01
申请人	LICENTIA PATENT-VERWALTUNGS-GESELLSCHAFT MIT BESCHRANKTER HAFTUNG	发明人
分类号	H01J19/00	主分类号	H01J19/00
代理机构		代理人
主权项
地址

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