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发明名称
COLOR PICTURE TUBE HAVING IMPROVED ELECTRON GUN
摘要
申请公布号
KR1019820000704(B1)
申请公布日期
1982.04.28
申请号
KR1019790001392
申请日期
1979.05.01
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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