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发明名称
Semispherical fifth wheel support for semitrailer
摘要
申请公布号
US2726879(A)
申请公布日期
1955.12.13
申请号
US19520302505
申请日期
1952.08.04
申请人
JEAN VAILLANT
发明人
VAILLANT JEAN
分类号
B62D53/08
主分类号
B62D53/08
代理机构
代理人
主权项
地址
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