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经营范围
发明名称
DYNAMIC FOCUS ELECTRON GUN
摘要
申请公布号
EP0386871(A3)
申请公布日期
1992.01.29
申请号
EP19900300595
申请日期
1990.01.19
申请人
SAMSUNG ELECTRON DEVICES CO., LTD.
发明人
CHO, SUK-RAE
分类号
H01J29/48;H01J29/50;H01J29/62;(IPC1-7):H01J29/58
主分类号
H01J29/48
代理机构
代理人
主权项
地址
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