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发明名称
Tractor implement supporting attachment
摘要
申请公布号
US2747485(A)
申请公布日期
1956.05.29
申请号
US19530339515
申请日期
1953.03.02
申请人
HESTER PLOW COMPANY, INC.
发明人
SMITH DONALD G.
分类号
A01B63/32
主分类号
A01B63/32
代理机构
代理人
主权项
地址
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