Grid for electron discharge devices,申请号US19460641580-传众专利搜索

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发明名称	Grid for electron discharge devices
摘要
申请公布号	US2516841(A)	申请公布日期	1950.08.01
申请号	US19460641580	申请日期	1946.01.16
申请人	FEDERAL TELEPHONE AND RADIO CORPORATION	发明人	ARDITI MAURICE;SANTIS VINCENT J. DE
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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