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公开(公告)号:US3300030A
公开(公告)日:1967-01-24
申请号:US43297665
申请日:1965-02-16
Applicant: MANGANESE STEEL FORGE COMPANY
Inventor: CARL SCHERFEL OTTO
CPC classification number: B65G15/48 , B65G15/54 , B65G2201/02
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公开(公告)号:US3008676A
公开(公告)日:1961-11-14
申请号:US67513357
申请日:1957-07-30
Applicant: MANGANESE STEEL FORGE COMPANY
Inventor: CARL SCHERFEL OTTO
CPC classification number: B21F27/005 , B65G15/00 , B65G15/54 , B65G2201/06
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