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经营范围
发明名称
Tractor plow
摘要
申请公布号
US1752849(A)
申请公布日期
1930.04.01
申请号
US19260130503
申请日期
1926.08.20
申请人
GEORGE HUDSON
发明人
HUDSON GEORGE
分类号
A01B63/04
主分类号
A01B63/04
代理机构
代理人
主权项
地址
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