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经营范围
发明名称
A screen mask whose size is fixed
摘要
申请公布号
KR100498845(B1)
申请公布日期
2005.07.04
申请号
KR20030023651
申请日期
2003.04.15
申请人
发明人
分类号
H01J9/24;B41F15/34;H01J11/36;(IPC1-7):H01J17/04
主分类号
H01J9/24
代理机构
代理人
主权项
地址
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