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公开(公告)号:US3161502A
公开(公告)日:1964-12-15
申请号:US26086663
申请日:1963-02-25
Applicant: ALUMINUM CO OF AMERICA
Inventor: HUNSICKER HAROLD Y , LEMON ROBERT C
CPC classification number: C22C21/003 , C22C21/02
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公开(公告)号:US2749239A
公开(公告)日:1956-06-05
申请号:US49426455
申请日:1955-03-14
Applicant: ALUMINUM CO OF AMERICA
Inventor: SICHA WALTER E , HUNSICKER HAROLD Y , LEMON ROBERT C
IPC: C22C21/16
CPC classification number: C22C21/16
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公开(公告)号:US3496624A
公开(公告)日:1970-02-24
申请号:US3496624D
申请日:1966-10-25
Applicant: ALUMINUM CO OF AMERICA
Inventor: KERR DAVID L , LEMON ROBERT C , STONEBROOK EDWARD E
CPC classification number: C22F3/00 , Y10T29/4975 , Y10T29/49972 , Y10T428/12757
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