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经营范围
发明名称
GRAIN DRILL
摘要
申请公布号
CA503064(A)
申请公布日期
1954.05.25
申请号
CAD503064
申请日期
申请人
J.I. CASE COMPANY
发明人
BERNARD J. SCHILL
分类号
主分类号
代理机构
代理人
主权项
地址
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