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发明名称
A method of forming bored piles and gear for performing the same
摘要
申请公布号
GB1006048(A)
申请公布日期
1965.09.29
申请号
GB19640034237
申请日期
1964.08.21
申请人
BADE & CO. G.M.B.H.
发明人
分类号
E02D5/54;E21B7/28;E21B10/32
主分类号
E02D5/54
代理机构
代理人
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