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发明名称
AIR COOLING SYSTEM OF CORE DRILL
摘要
申请公布号
KR101064426(B1)
申请公布日期
2011.09.14
申请号
KR20080070683
申请日期
2008.07.21
申请人
发明人
分类号
B28D1/14;B23B39/00
主分类号
B28D1/14
代理机构
代理人
主权项
地址
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