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发明名称
Drill bit
摘要
申请公布号
AU1642100(A)
申请公布日期
2000.08.24
申请号
AU20000016421
申请日期
2000.02.15
申请人
SANDVIK AB
发明人
KARL INGMARSSON
分类号
B23B;E21B10/46
主分类号
B23B
代理机构
代理人
主权项
地址
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