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发明名称
ABRASIVE DISKS AND PREPARATION THEREOF
摘要
申请公布号
KR20070020359(A)
申请公布日期
2007.02.21
申请号
KR20060091931
申请日期
2006.09.21
申请人
发明人
分类号
B24D3/28;B24D3/00;B24D11/00
主分类号
B24D3/28
代理机构
代理人
主权项
地址
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