Improvements in or relating to electron beam guns,申请号GB19620034054-传众专利搜索

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发明名称	Improvements in or relating to electron beam guns
摘要
申请公布号	GB1014200(A)	申请公布日期	1965.12.22
申请号	GB19620034054	申请日期	1962.09.05
申请人	W. C. HERAEUS G.M.B.H.	发明人
分类号	H01J37/305	主分类号	H01J37/305
代理机构		代理人
主权项
地址

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