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1.发明授权Revolving bark-removing tools simultaneously biased by endless pressure-equalizing band 失效同时由循环压力均衡带偏向的旋转树皮去除工具
公开(公告)号：US2904085A
公开(公告)日：1959-09-15
申请号：US59173856
申请日：1956-06-15
Applicant: GEN ENGINEERING COMPANY A B
Inventor： GUSTAV WENNBERG OLOV CARL
IPC: B27L1/04
CPC classification number: B27L1/045
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