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1.发明授权Barking machines having revolving and rotatable cylindrical bark-removing tools 失效吠叫机具有旋转和可旋转的圆柱形树皮去除工具
公开(公告)号：US2725908A
公开(公告)日：1955-12-06
申请号：US43763954
申请日：1954-06-18
Applicant: GEORG EDNELL FOLKE , RAGNVALD EDNELL TAGE
Inventor： GEORG EDNELL FOLKE , RAGNVALD EDNELL TAGE
IPC: B27L1/05
CPC classification number: B27L1/08
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