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发明名称
Tractor wheel and axle attached traction device
摘要
申请公布号
US2713394(A)
申请公布日期
1955.07.19
申请号
US19540447070
申请日期
1954.08.02
申请人
HOWELL PAUL B
发明人
HOWELL PAUL B.
分类号
B60B15/00
主分类号
B60B15/00
代理机构
代理人
主权项
地址
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