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发明名称
GRATING
摘要
申请公布号
KR100730789(B1)
申请公布日期
2007.06.29
申请号
KR20050094454
申请日期
2005.10.07
申请人
发明人
分类号
E03F5/14
主分类号
E03F5/14
代理机构
代理人
主权项
地址
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