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发明名称
DUST COLLECTING DRILL GUIDE
摘要
申请公布号
KR200456856(Y1)
申请公布日期
2011.11.23
申请号
KR20090003569U
申请日期
2009.03.27
申请人
发明人
分类号
B23B47/34;B23B45/02;B23B45/14;B23Q11/00
主分类号
B23B47/34
代理机构
代理人
主权项
地址
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