HELIX TRAVELLING WAVE TUBES WITH REDUCED GAIN VARIATION,申请号GB19810025607-传众专利搜索

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发明名称	HELIX TRAVELLING WAVE TUBES WITH REDUCED GAIN VARIATION
摘要
申请公布号	GB2083280(A)	申请公布日期	1982.03.17
申请号	GB19810025607	申请日期	1981.08.21
申请人	VARIAN ASSOCIATES INC	发明人
分类号	H01J23/26;H01J23/30;H01J25/36;(IPC1-7):H01J23/26	主分类号	H01J23/26
代理机构		代理人
主权项
地址

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