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发明名称
Hitch for offset harrows
摘要
申请公布号
US2164210(A)
申请公布日期
1939.06.27
申请号
US19370169220
申请日期
1937.10.15
申请人
INTERNATIONAL HARVESTER COMPANY
发明人
JOHNSON ARNOLD E. W.
分类号
A01B23/04
主分类号
A01B23/04
代理机构
代理人
主权项
地址
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