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发明名称
Stump lifter attachment for tractors
摘要
申请公布号
US2618871(A)
申请公布日期
1952.11.25
申请号
US19500180986
申请日期
1950.08.23
申请人
CRAVER ALVIS W
发明人
CRAVER ALVIS W.
分类号
A01G23/06
主分类号
A01G23/06
代理机构
代理人
主权项
地址
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