发明名称 Deep tillage implement
摘要 A deep tillage earth engaging implement having a frictional attachment to a tine of an agricultural machine in which the attachment portion incorporates a socket with a cross-section tapering toward the earth engaging portion. The foot of the tine is of complementary shape.
申请公布号 US4871032(A) 申请公布日期 1989.10.03
申请号 US19880187583 申请日期 1988.04.28
申请人 RALPH MCKAY LIMITED 发明人 MCGUIRE, WILLIAM G.;YOUNG, HARTLEY F.
分类号 A01B35/22 主分类号 A01B35/22
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