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发明名称
Earth moving device
摘要
申请公布号
US2107118(A)
申请公布日期
1938.02.01
申请号
US19360058552
申请日期
1936.01.10
申请人
AMERICAN TRACTOR EQUIPMENT CORPORATION
发明人
KNAPP JOHN F.
分类号
E02F3/64
主分类号
E02F3/64
代理机构
代理人
主权项
地址
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