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经营范围
发明名称
Hay cutting device
摘要
申请公布号
US2521323(A)
申请公布日期
1950.09.05
申请号
US19490093094
申请日期
1949.05.13
申请人
BALDWIN ELMER W
发明人
BALDWIN ELMER W.
分类号
A01F29/00
主分类号
A01F29/00
代理机构
代理人
主权项
地址
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