发明名称 MANUAL AGRICULTURAL IMPLEMENT
摘要 1. A manual agricultural implement, comprises a shaft having a shaft axis and two ends, a handle arranged at one of the ends and the shaft and a tool arranged at the other end of the shaft and having a plurality of tines arranged around at radial distances from the shaft, the tines extending around the shaft axis in a curved manner and along surface of an imaginary cylinder which is coaxial to the shaft.
申请公布号 CA1290969(C) 申请公布日期 1991.10.22
申请号 CA19870548962 申请日期 1987.10.09
申请人 LORENZ, FRIEDRICH;LORENZ, FRIEDRICH 发明人 LORENZ, FRIEDRICH
分类号 A01B1/22;A01B1/06;A01B1/14;(IPC1-7):A01B1/06;A01C5/02;A01B1/10;A01B1/16 主分类号 A01B1/22
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