发明名称 |
METAL PHOTOMASK POD AND FILTER DEVICE THEREOF |
摘要 |
A metal photomask pod with a filter device and with atmoseal function is provided. The metal photomask pod includes a metal upper cover and a metal lower cover coupled to form an inner space for receiving a photomask. A side portion of the metal upper cover or the metal lower cover of the photomask pod includes at least one through hole for communicating the inner space with an outer space of the photomask pod. A filter device covers the through hole.
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申请公布号 |
US2008254377(A1) |
申请公布日期 |
2008.10.16 |
申请号 |
US20080141158 |
申请日期 |
2008.06.18 |
申请人 |
CHEN CHIEN-TA;CHIU MING-CHIEN |
发明人 |
CHEN CHIEN-TA;CHIU MING-CHIEN |
分类号 |
G03F1/00 |
主分类号 |
G03F1/00 |
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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