MULTI-STAGE CONVERGENCE ELECTRON GUN WITH ASYMMETRICAL LENS AT 6TH ELECTRODE,申请号KR1019880008178-传众专利搜索

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发明名称	MULTI-STAGE CONVERGENCE ELECTRON GUN WITH ASYMMETRICAL LENS AT 6TH ELECTRODE
摘要
申请公布号	KR1019910002974(B1)	申请公布日期	1991.05.11
申请号	KR1019880008178	申请日期	1988.07.01
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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