发明名称 REVERSIBLE MOWER BLADE
摘要 A reversible mower blade is formed from an elongated length of bar stock, the end portions of the blade including respective outer segments twisted in opposite senses about the longitudinal axis of the blade's central portion and respective inner segments also twisted in opposite senses about the axis. The inner and outer segment which form an end portion of the blade are twisted about the axis in opposite sense relative to one another.
申请公布号 CA2215878(C) 申请公布日期 2002.11.12
申请号 CA19972215878 申请日期 1997.09.10
申请人 MURRAY, INC. 发明人 SCOTT, PAUL L.;PITMAN, RICHARD J.
分类号 A01D34/73;(IPC1-7):A01D34/73 主分类号 A01D34/73
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