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发明名称
Method and composition for treating aluminum and aluminum alloys
摘要
申请公布号
US2593447(A)
申请公布日期
1952.04.22
申请号
US19490101694
申请日期
1949.06.27
申请人
THE PERMANENTE METALS CORPORATION
发明人
HESCH FREDERICK HAROLD
分类号
C23F3/03
主分类号
C23F3/03
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