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经营范围
发明名称
Fifth wheel
摘要
申请公布号
US1793808(A)
申请公布日期
1931.02.24
申请号
US19290371868
申请日期
1929.06.18
申请人
UTILITY TRAILER MANUFACTURING CO.
发明人
KNOX GARNER L.
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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