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发明名称
Fifth wheel mechanism for tractors
摘要
申请公布号
US2407447(A)
申请公布日期
1946.09.10
申请号
US19440550687
申请日期
1944.08.23
申请人
POLLARD CHARLES E
发明人
POLLARD CHARLES E.
分类号
B62D53/08
主分类号
B62D53/08
代理机构
代理人
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