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发明名称
Lister
摘要
申请公布号
US2351078(A)
申请公布日期
1944.06.13
申请号
US19400356433
申请日期
1940.09.12
申请人
DEERE & COMPANY
发明人
SILVER WALTER H.
分类号
A01C7/08
主分类号
A01C7/08
代理机构
代理人
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地址
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