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公开(公告)号:US3234542A
公开(公告)日:1966-02-08
申请号:US24831762
申请日:1962-12-31
Applicant: IBM
Inventor: BROWN ROBERT J , MANNING STANLEY A
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公开(公告)号:US3179404A
公开(公告)日:1965-04-20
申请号:US30260863
申请日:1963-08-16
Applicant: IBM
Inventor: FELTS WILLIAM C , MANNING STANLEY A
IPC: G06K13/077
CPC classification number: G06K13/077
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