发明名称 |
MASK PROTECTOR, MANUFACTURING METHOD OF MASK PROTECTOR AND MASK |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a mask protector or the like for which a through-hole is easily formed on a frame member without executing difficult work such as the work from the inner surface side of the frame member formed in a roughly rectangular shape or the like and the work of a corner part. <P>SOLUTION: In the mask protector PE comprising the frame member F whose one end part is provided on the periphery of a pattern formation area PA on a mask substrate P and a protective member C provided on the other end part of the frame member F for protecting the pattern formation area PA, communication grooves 1 and 2 for communicating the side of a space S formed by the frame member F and the protective member C and outdoor air are formed between the end face of the other end part and the protective member C. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
申请公布号 |
JP2005019822(A) |
申请公布日期 |
2005.01.20 |
申请号 |
JP20030184692 |
申请日期 |
2003.06.27 |
申请人 |
ASAHI GLASS CO LTD;NIKON CORP |
发明人 |
KIKUKAWA SHINYA;OKADA KANAME;AOKI TAKASHI |
分类号 |
G03F1/66;H01L21/027;(IPC1-7):H01L21/027;G03F1/14 |
主分类号 |
G03F1/66 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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