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发明名称
WEAR-RESISTANT FERROUS ALLOYS
摘要
申请公布号
CA591029(A)
申请公布日期
1960.01.19
申请号
CAD591029
申请日期
申请人
VANADIUM-ALLOYS STEEL COMPANY
发明人
GEORGE A. ROBERTS
分类号
主分类号
代理机构
代理人
主权项
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