发明名称 SOIL SAMPLER
摘要 <p>The present invention is provided with an apparatus for taking a soil sample comprising a drill pipe, a first driving gear for introducing the drill pipe into the soil, a sampling bush which movably fits into the drill pipe and a second driving gear for introducing the sampling bush into the soil.</p>
申请公布号 WO2000004238(A1) 申请公布日期 2000.01.27
申请号 NL1999000342 申请日期 1999.06.02
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