Perfectionnements aux lampes électroniques dites : magnétrons,申请号FRD785267-传众专利搜索

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发明名称	Perfectionnements aux lampes électroniques dites : magnétrons
摘要
申请公布号	FR785267(A)	申请公布日期	1935.08.06
申请号	FRD785267	申请日期	1935.01.26
申请人	TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.	发明人
分类号	H01J21/18	主分类号	H01J21/18
代理机构		代理人
主权项
地址

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