MEANS FOR SUPPRESSING HELIX CURRENT DURING MECHANICAL FOCUSING OF TRAVELING WAVE TUBE,申请号USD3566180-传众专利搜索

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发明名称	MEANS FOR SUPPRESSING HELIX CURRENT DURING MECHANICAL FOCUSING OF TRAVELING WAVE TUBE
摘要
申请公布号	US3566180(A)	申请公布日期	1971.02.23
申请号	USD3566180	申请日期	1969.10.02
申请人	COLLINS RADIO CO.	发明人	WILLIAM T. EWTON
分类号	H01J25/38;(IPC1-7):H01J25/34	主分类号	H01J25/38
代理机构		代理人
主权项
地址

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