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发明名称
A CATHODE STRUCTURE OF AN ELECTRON GUN
摘要
申请公布号
KR970001020(Y1)
申请公布日期
1997.02.15
申请号
KR19930017901U
申请日期
1993.09.09
申请人
ORION ELECTRIC CO.,LTD.
发明人
HWANG, DAE-SIK
分类号
H01J1/13;(IPC1-7):H01J1/13
主分类号
H01J1/13
代理机构
代理人
主权项
地址
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