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公开(公告)号:US2913171A
公开(公告)日:1959-11-17
申请号:US47411554
申请日:1954-12-09
Applicant: IBM
Inventor: PHELPS BYRON E , SOCHOR JOSEPH J , KUSNICK ARTHUR A
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公开(公告)号:US3160856A
公开(公告)日:1964-12-08
申请号:US83675159
申请日:1959-08-28
Applicant: IBM
Inventor: PHELPS BYRON E , SOCHOR JOSEPH J , KUSNICK ARTHUR A
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