发明名称 Gaff
摘要 A gaff is provided for use in climbing a wooden utility pole (to include trees), said gaff having one or more grooves preferably running along a line parallel to the line formed by the intersection of the planes of its top two sides and/or one or more teeth for cutting into the pole.
申请公布号 US4679658(A) 申请公布日期 1987.07.14
申请号 US19850751872 申请日期 1985.07.05
申请人 KOPPERS COMPANY, INC. 发明人 DEMERS, HARLAN
分类号 A63B27/02;(IPC1-7):A63B27/00 主分类号 A63B27/02
代理机构 代理人
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