发明名称 |
Zuil voor het ondersteunen van een instrument. |
摘要 |
Method and device for levelling in building construction or civil and underground engineering, involving a bottom section being driven firmly into the ground to remain there for more than one working day. An instrument support section is detachably connected to the bottom section, and the connection preferably contains securing means so as to accurately reproduce the relative position of instrument support section and bottom section. <IMAGE> |
申请公布号 |
NL193735(B) |
申请公布日期 |
2000.04.03 |
申请号 |
NL19920000345 |
申请日期 |
1992.02.26 |
申请人 |
ALBERTUS MARCUS DINET VAN DEN BROEK |
发明人 |
ALBERTUS MARCUS DINET VAN DEN BROEK |
分类号 |
E01F9/011;G01C15/00 |
主分类号 |
E01F9/011 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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