发明名称 Lawn aerator with an array of aeration posts
摘要 A ground aerator is provided including a thin square base plate with a top surface, a bottom surface and a periphery formed therebetween. An array of posts are coupled to the bottom surface of the base plate and extend downwardly therefrom to define a plurality of rows and a plurality of columns. An elongated cylindrical handle is included having a top end with an elastomeric grip formed thereon and a bottom end coupled to a center of the base plate and extending in perpendicular relationship therewith.
申请公布号 US5813471(A) 申请公布日期 1998.09.29
申请号 US19970936945 申请日期 1997.09.25
申请人 RAMSEY, PHILIP M. 发明人 RAMSEY, PHILIP M.
分类号 A01B1/24;(IPC1-7):A01B45/00 主分类号 A01B1/24
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