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公开(公告)号:CA402046A
公开(公告)日:1942-01-06
申请号:CA402046D
Applicant: IBM
Inventor: DICKINSON ARTHUR H , WHEELER JOHN N
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公开(公告)号:CA509066A
公开(公告)日:1955-01-11
申请号:CA509066D
Applicant: IBM
Inventor: PHELPS BYRON E , DICKINSON ARTHUR H , BERGFORS CARL A
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公开(公告)号:CA493015A
公开(公告)日:1953-05-19
申请号:CA493015D
Applicant: IBM
Inventor: BRYCE JAMES W , DICKINSON ARTHUR H
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