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公开(公告)号:US2915740A
公开(公告)日:1959-12-01
申请号:US61028756
申请日:1956-09-17
Applicant: BURROUGHS CORP
Inventor: RICKETTS JR JAMES B , BITTMANN ERIC E , JOSEPH DEUTSCH
IPC: G11C11/06
CPC classification number: G11C11/06035
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公开(公告)号:US2942160A
公开(公告)日:1960-06-21
申请号:US49221555
申请日:1955-03-04
Applicant: BURROUGHS CORP
Inventor: RICKETTS JR JAMES B , SCHAFER ROBERT H
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公开(公告)号:US2904726A
公开(公告)日:1959-09-15
申请号:US49206055
申请日:1955-03-04
Applicant: BURROUGHS CORP
Inventor: RICKETTS JR JAMES B
IPC: G06K15/04
CPC classification number: G06K15/04 , Y10T74/20636
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