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经营范围
发明名称
Method and apparatus for removing debris from an excavated pier hole
摘要
申请公布号
AU656862(B2)
申请公布日期
1995.02.16
申请号
AU19930041466
申请日期
1993.06.23
申请人
S.I.F. ENTERPRISE BACHY
发明人
PETER JOHN OPENSHAW
分类号
E02D17/00;E02D27/26;E02F7/00;(IPC1-7):E02F7/00
主分类号
E02D17/00
代理机构
代理人
主权项
地址
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