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经营范围
发明名称
Tractor or traction wheel
摘要
申请公布号
US2401577(A)
申请公布日期
1946.06.04
申请号
US19440519888
申请日期
1944.01.27
申请人
MELLING SR GEORGE
发明人
SR. GEORGE MELLING,
分类号
B60B15/02
主分类号
B60B15/02
代理机构
代理人
主权项
地址
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