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发明名称
Hinged offset disk harrow
摘要
申请公布号
US2795911(A)
申请公布日期
1957.06.18
申请号
US19540449736
申请日期
1954.08.13
申请人
JOHN DEERE KILLEFER COMPANY
发明人
RASMUSSEN CLARENCE T.;FRANK WILLIAM R.;DOUGLAS EARL H.
分类号
A01B21/08
主分类号
A01B21/08
代理机构
代理人
主权项
地址
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