Improvements in or relating to travelling wave tubes,申请号GB19600032972-传众专利搜索

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发明名称	Improvements in or relating to travelling wave tubes
摘要
申请公布号	GB940774(A)	申请公布日期	1963.11.06
申请号	GB19600032972	申请日期	1960.09.26
申请人	STANDARD TELEPHONES AND CABLES LIMITED	发明人	ASH ERIC ALBERT
分类号	H01J25/38	主分类号	H01J25/38
代理机构		代理人
主权项
地址

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