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经营范围
发明名称
GROUND SUPPORTED IMPLEMENT AND HITCH THEREFOR
摘要
申请公布号
CA515723(A)
申请公布日期
1955.08.16
申请号
CAD515723
申请日期
申请人
HARRY FERGUSON
发明人
LOYD E. HECKATHORN;EDWARD C. WHITCOMB
分类号
主分类号
代理机构
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