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经营范围
发明名称
Tractor hitch
摘要
申请公布号
US2555987(A)
申请公布日期
1951.06.05
申请号
US19470730105
申请日期
1947.02.21
申请人
HARRY FERGUSON, INC.
发明人
NELSON NORAL A.
分类号
B60D1/46
主分类号
B60D1/46
代理机构
代理人
主权项
地址
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