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公开(公告)号：US3371882A
公开(公告)日：1968-03-05
申请号：US57788366
申请日：1966-09-08
Applicant: IBM
Inventor： ORLANDO ANTHONY W , JACOBSEN RONALD R , NUTTER STANWOOD W , GEORGE POPP
IPC: G11B15/58 , G11B15/66 , G11B15/67 , G11B23/027 , G11B23/107
CPC classification number: G11B15/58 , G11B15/662 , G11B15/671 , G11B23/027 , G11B23/107
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