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公开(公告)号：US3411390A
公开(公告)日：1968-11-19
申请号：US60886367
申请日：1967-01-12
Applicant: IBM
Inventor： MAYNARD KENNETH B , JENNINGS VERL W
CPC classification number: B26D3/14 , B31B70/148 , B31B70/16 , Y10S83/917 , Y10T83/207 , Y10T83/4705 , Y10T83/4812
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