发明名称 FOERANKRINGSANORDNING.
摘要 A device for anchoring in the ground comprises two parts (1, 2) relatively movable in axial direction and a transversally expansible arrangement (4) adapted to be actuated for expansion upon relative movement between the parts for the purpose of anchoring the device in the ground.
申请公布号 FI885750(A) 申请公布日期 1988.12.12
申请号 FI19880005750 申请日期 1988.12.12
申请人 LARSSON, SVEN-GOERAN 发明人 LARSSON, SVEN-GOERAN
分类号 E01F9/011;E02D5/80;E04H12/22;E04H17/08 主分类号 E01F9/011
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