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经营范围
发明名称
Hitch for grain drills
摘要
申请公布号
US2553315(A)
申请公布日期
1951.05.15
申请号
US19450581587
申请日期
1945.03.08
申请人
HARRY FERGUSON, INC.
发明人
HANSEN HAROLD V.
分类号
A01C7/08
主分类号
A01C7/08
代理机构
代理人
主权项
地址
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