Color cathode ray tube with a reduced dynamic focus voltage for an electrostatic quadrupole lens thereof,申请号EP19990106168-传众专利搜索

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发明名称	Color cathode ray tube with a reduced dynamic focus voltage for an electrostatic quadrupole lens thereof
摘要
申请公布号	EP0949649(A3)	申请公布日期	2003.11.19
申请号	EP19990106168	申请日期	1999.04.08
申请人	HITACHI, LTD.	发明人	YATSU, YASUHARU;NAKAMURA, TOMOKI;SHIRAI, SHOJI
分类号	H01J29/50;(IPC1-7):H01J29/62	主分类号	H01J29/50
代理机构		代理人
主权项
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