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发明名称
Tractor hitch
摘要
申请公布号
US2446584(A)
申请公布日期
1948.08.10
申请号
US19450610064
申请日期
1945.08.10
申请人
GREEN ROBERT H
发明人
GREEN ROBERT H.
分类号
B60D1/14
主分类号
B60D1/14
代理机构
代理人
主权项
地址
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