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经营范围
发明名称
Process of producing wheel and axle assemblies
摘要
申请公布号
US2274961(A)
申请公布日期
1942.03.03
申请号
US19380234871
申请日期
1938.10.14
申请人
THE TIMKEN ROLLER BEARING COMPANY
发明人
HORGER OSCAR J.
分类号
主分类号
代理机构
代理人
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