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经营范围
发明名称
A new or improved method of alloying a metal with one or more heavier metals
摘要
申请公布号
GB626107(A)
申请公布日期
1949.07.08
申请号
GB19470014017
申请日期
1947.05.27
申请人
BIRLEC LIMITED
发明人
分类号
C22C1/02
主分类号
C22C1/02
代理机构
代理人
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