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发明名称
A TRANPARENCY TYPE FOREIGN MATERIAL EXCLUSION COVER
摘要
申请公布号
KR200461911(Y1)
申请公布日期
2012.08.13
申请号
KR20100001999U
申请日期
2010.02.25
申请人
发明人
分类号
E02D29/14;F23M99/00
主分类号
E02D29/14
代理机构
代理人
主权项
地址
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