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发明名称
Drilling tool and drilling method
摘要
申请公布号
AU2009222529(B2)
申请公布日期
2012.04.12
申请号
AU20090222529
申请日期
2009.10.02
申请人
HILTI AKTIENGESELLSCHAFT
发明人
LUDWIG, WOLFGANG;HEEMANN, KAY;BOHN, UWE
分类号
E21B44/06;B23Q11/00
主分类号
E21B44/06
代理机构
代理人
主权项
地址
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