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公开(公告)号:US2299167A
公开(公告)日:1942-10-20
申请号:US34854840
申请日:1940-07-30
Applicant: ALUMINUM CO OF AMERICA
Inventor: MILLER MIKE A
IPC: B23K35/36
CPC classification number: B23K35/3603
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公开(公告)号:US2291400A
公开(公告)日:1942-07-28
申请号:US38317241
申请日:1941-03-13
Applicant: ALUMINUM CO OF AMERICA
Inventor: MILLER MIKE A
IPC: B23K35/36
CPC classification number: B23K35/3617
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公开(公告)号:US2266060A
公开(公告)日:1941-12-16
申请号:US31159939
申请日:1939-12-29
Applicant: ALUMINUM CO OF AMERICA
Inventor: MILLER MIKE A
IPC: B23K35/36
CPC classification number: B23K35/3617
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公开(公告)号:US2238068A
公开(公告)日:1941-04-15
申请号:US30688739
申请日:1939-11-30
Applicant: ALUMINUM CO OF AMERICA
Inventor: MILLER MIKE A
IPC: B23K35/36
CPC classification number: B23K35/3612
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