发明名称 Farming implement for separating ground elements
摘要 The machine of the invention includes a separator comprising rotary transport means and sorting means for sorting the soil and the stones collected when digging a trench and for re-depositing them in a desired manner in said trench.
申请公布号 US8413736(B2) 申请公布日期 2013.04.09
申请号 US20080529133 申请日期 2008.02.21
申请人 GERBER ROGER 发明人 GERBER ROGER
分类号 A01B17/00 主分类号 A01B17/00
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