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发明名称
Drilling Apparatus
摘要
申请公布号
AU2010100222(A4)
申请公布日期
2010.06.03
申请号
AU20100100222
申请日期
2010.03.12
申请人
JFK EQUIPMENT LIMITED
发明人
JOHN KOSOVICH
分类号
E21B17/04;E21B17/02;E21B17/06
主分类号
E21B17/04
代理机构
代理人
主权项
地址
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