发明名称 DEVICE FOR BRANCH TRIMMING OF TREE
摘要 A device for branch trimming of a tree trunk comprises a two-part tubular construction for embracing the tree trunk. The two parts have cutting edges at one end, and are pivotally interconnected at the other end. The two parts are resiliently urged together to maintain the device in contact with the trunk even when the diameter of the trunk varies.
申请公布号 CA1324060(C) 申请公布日期 1993.11.09
申请号 CA19880578814 申请日期 1988.09.29
申请人 JUDIN, TAUNO 发明人 JUDIN, TAUNO
分类号 B21B27/10;B27L1/00;(IPC1-7):B27C1/00 主分类号 B21B27/10
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