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发明名称
Drilling Apparatus
摘要
申请公布号
AU2010200944(A1)
申请公布日期
2011.09.29
申请号
AU20100200944
申请日期
2010.03.12
申请人
JFK EQUIPMENT LIMITED
发明人
KOSOVICH, JOHN
分类号
E21B17/04;E21B17/00;E21B17/02
主分类号
E21B17/04
代理机构
代理人
主权项
地址
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