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公开(公告)号:US2829961A
公开(公告)日:1958-04-08
申请号:US49426555
申请日:1955-03-14
Applicant: ALUMINUM CO OF AMERICA
Inventor: MILLER MIKE A , FOSTER LUTHER M , BAKER COLE D
IPC: C22B21/02
CPC classification number: C22B21/02
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公开(公告)号:US2763605A
公开(公告)日:1956-09-18
申请号:US51057155
申请日:1955-05-23
Applicant: ALUMINUM CO OF AMERICA
Inventor: MILLER MIKE A , BAKER COLE D
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