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公开(公告)号:DE2355991A1
公开(公告)日:1974-07-04
申请号:DE2355991
申请日:1973-11-09
Applicant: IBM
Inventor: ASHAR KANU G , ERICKSON JOHN JOSEPH , MUTTER WALTER EDWARD
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公开(公告)号:DE2627478A1
公开(公告)日:1977-01-13
申请号:DE2627478
申请日:1976-06-18
Applicant: IBM
Inventor: ERICKSON JOHN JOSEPH , LELAND HAROLD LESTER , MATHISEN EINAR SKAU
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