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发明名称
WROUGHT RAILROAD WHEELS AND ALLOY STEEL THEREFOR
摘要
申请公布号
CA584495(A)
申请公布日期
1959.10.06
申请号
CAD584495
申请日期
申请人
UNITED STATES STEEL CORPORATION
发明人
JOHN M. HODGE;JOSEPH M. WANDRISCO
分类号
主分类号
代理机构
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