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公开(公告)号:DE2964891D1
公开(公告)日:1983-03-31
申请号:DE2964891
申请日:1979-06-01
Applicant: IBM
Inventor: WOODWARD DONALD RAYMOND , MARSHALL JOHN WILLIAM
公开(公告)号:DE2964891D1
公开(公告)日:1983-03-31
申请号:DE2964891
申请日:1979-06-01
Applicant: IBM
Inventor: WOODWARD DONALD RAYMOND , MARSHALL JOHN WILLIAM