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发明名称
Pneumatic drill
摘要
申请公布号
AU2009202750(A9)
申请公布日期
2010.04.22
申请号
AU20090202750
申请日期
2009.07.07
申请人
BERNARD GIEN
发明人
BERNARD LIONEL GIEN
分类号
E21B1/30;E21B4/14
主分类号
E21B1/30
代理机构
代理人
主权项
地址
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