Electron emitter devices,申请号GB19970002347-传众专利搜索

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发明名称	Electron emitter devices
摘要
申请公布号	GB9702347(D0)	申请公布日期	1997.03.26
申请号	GB19970002347	申请日期	1997.02.05
申请人	SMITHS INDUSTRIES PUBLIC LIMITED COMPANY;WANG, WANG N	发明人
分类号	H01J1/304;H01J3/02;H01J31/12	主分类号	H01J1/304
代理机构		代理人
主权项
地址

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