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公开(公告)号:US2764126A
公开(公告)日:1956-09-25
申请号:US49374455
申请日:1955-03-11
Applicant: UNITED STATES STEEL CORP
Inventor: THOMAS JAMES A
IPC: B21C9/00
CPC classification number: B21C9/00
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公开(公告)号:US2682330A
公开(公告)日:1954-06-29
申请号:US27364752
申请日:1952-02-27
Applicant: UNITED STATES STEEL CORP
Inventor: THOMAS JAMES A
CPC classification number: B65G17/12 , B65G17/323 , B65G2201/02
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公开(公告)号:US2808081A
公开(公告)日:1957-10-01
申请号:US41060854
申请日:1954-02-16
Applicant: UNITED STATES STEEL CORP
Inventor: ORSINI VAL E , THOMAS JAMES A
IPC: B65B1/22
CPC classification number: B65B1/22
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