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发明名称
Improvements relating to the manufacture of castings having wear-resistant surfaces
摘要
申请公布号
GB364870(A)
申请公布日期
1932.01.14
申请号
GB19310002574
申请日期
1931.01.26
申请人
AMERICAN ABRASIVE METALS COMPANY
发明人
分类号
B22D27/18
主分类号
B22D27/18
代理机构
代理人
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