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公开(公告)号:DE2846331A1
公开(公告)日:1979-05-23
申请号:DE2846331
申请日:1978-10-25
Applicant: IBM
Inventor: MERRILL RICHARD BILLINGS , YEE YEN SUNG
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公开(公告)号:DE3066147D1
公开(公告)日:1984-02-23
申请号:DE3066147
申请日:1980-06-03
Applicant: IBM
Inventor: MERRILL RICHARD BILLINGS , TERMAN LEWIS MADISON , YEE YEN SUNG
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