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发明名称
Straw breaking and spreading attachment for combines
摘要
申请公布号
US2554669(A)
申请公布日期
1951.05.29
申请号
US19490098937
申请日期
1949.06.14
申请人
HARRY ELOFSON
发明人
ELOFSON HARRY
分类号
A01F12/40
主分类号
A01F12/40
代理机构
代理人
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