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发明名称
Earth-leveling device
摘要
申请公布号
US2337725(A)
申请公布日期
1943.12.28
申请号
US19420433426
申请日期
1942.03.05
申请人
INTERNATIONAL HARVESTER COMPANY
发明人
MOTT HARRY J.
分类号
E02F3/76
主分类号
E02F3/76
代理机构
代理人
主权项
地址
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