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发明名称
Draft and lift mechanism for potato diggers
摘要
申请公布号
US2569201(A)
申请公布日期
1951.09.25
申请号
US19460708229
申请日期
1946.11.07
申请人
INTERNATIONAL HARVESTER COMPANY
发明人
SMITH LEWIS E.
分类号
A01D33/12
主分类号
A01D33/12
代理机构
代理人
主权项
地址
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