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发明名称
Plow attachment for tractors
摘要
申请公布号
US2218948(A)
申请公布日期
1940.10.22
申请号
US19400325859
申请日期
1940.03.25
申请人
COOPER WILLIAM BUCKNER A
发明人
COOPER WILLIAM BUCKNER A.
分类号
A01B35/10;A01B69/04
主分类号
A01B35/10
代理机构
代理人
主权项
地址
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