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发明名称
Hullåpner med fast blad og fast kutter
摘要
申请公布号
NO20032389(D0)
申请公布日期
2003.05.27
申请号
NO20030002389
申请日期
2003.05.27
申请人
SMITH INTERNATIONAL INC
发明人
BEATON, TIMOTHY
分类号
E21B10/26;E21B10/42;E21B10/43;(IPC1-7):E21B
主分类号
E21B10/26
代理机构
代理人
主权项
地址
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