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公开(公告)号:US2796972A
公开(公告)日:1957-06-25
申请号:US50729755
申请日:1955-05-10
Applicant: LINK BELT CO
Inventor: JEFFRAS SR HOMER L
CPC classification number: B21J5/00 , B65G19/245
公开(公告)号:US2796972A
公开(公告)日:1957-06-25
申请号:US50729755
申请日:1955-05-10
Applicant: LINK BELT CO
Inventor: JEFFRAS SR HOMER L
CPC classification number: B21J5/00 , B65G19/245