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发明名称
Drill bit
摘要
申请公布号
SE9900585(D0)
申请公布日期
1999.02.18
申请号
SE19990000585
申请日期
1999.02.18
申请人
SANDVIK AB
发明人
KARL *INGMARSSON
分类号
B23B;E21B10/46;(IPC1-7):B23B/
主分类号
B23B
代理机构
代理人
主权项
地址
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