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发明名称
Aluminum alloy
摘要
申请公布号
US1911077(A)
申请公布日期
1933.05.23
申请号
US19320634152
申请日期
1932.09.21
申请人
ALUMINUM COMPANY OF AMERICA
发明人
KELLER FRED;CRAIGHEAD CHARLES M.
分类号
C22C21/08
主分类号
C22C21/08
代理机构
代理人
主权项
地址
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