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发明名称
Lister
摘要
申请公布号
US2342306(A)
申请公布日期
1944.02.22
申请号
US19400363857
申请日期
1940.11.01
申请人
DEERE & COMPANY
发明人
SILVER WALTER H.
分类号
A01B13/02
主分类号
A01B13/02
代理机构
代理人
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