Electron beam tubes,申请号US19530367941-传众专利搜索

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发明名称	Electron beam tubes
摘要
申请公布号	US2870368(A)	申请公布日期	1959.01.20
申请号	US19530367941	申请日期	1953.07.14
申请人	RADIO CORPORATION OF AMERICA	发明人	CUCCIA CARMEN LOUIS
分类号	H01J31/06	主分类号	H01J31/06
代理机构		代理人
主权项
地址

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