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公开(公告)号:DE1489338A1
公开(公告)日:1968-12-19
申请号:DE1489338
申请日:1964-01-16
Applicant: IBM
Inventor: EARL MICHEL ALWIN , JOHN WALKER EDWARD
公开(公告)号:DE1489338A1
公开(公告)日:1968-12-19
申请号:DE1489338
申请日:1964-01-16
Applicant: IBM
Inventor: EARL MICHEL ALWIN , JOHN WALKER EDWARD