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经营范围
发明名称
SPEARHEAD ASSEMBLY
摘要
申请公布号
EP1885991(A1)
申请公布日期
2008.02.13
申请号
EP20060741153
申请日期
2006.05.31
申请人
2IC AUSTRALIA PTY LTD.
发明人
MCLEOD, GAVIN;BEACH, ANDREW
分类号
E21B23/14
主分类号
E21B23/14
代理机构
代理人
主权项
地址
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