专利名称:An apparatus for inserting a tool into the
ground and continuously rotating it
发明人:Vandoni, Carlo申请号:EP83108909申请日:19830909公开号:EP0103283A3公开日:19840926
专利附图:
摘要:Array
申请人:E.L.S.E. EDILIZIA LAVORI SOTTOSUOLO ESTRAZIONI S.p.A.
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