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公开(公告)号:US3431050A
公开(公告)日:1969-03-04
申请号:US3431050D
申请日:1967-01-04
Applicant: IBM
Inventor: JENKINS CHARLES S
CPC classification number: G03G15/6523 , G03G15/26 , G03G15/6594 , G03G15/6597 , G03G2215/00518 , Y10S222/01
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公开(公告)号:US3294956A
公开(公告)日:1966-12-27
申请号:US24811762
申请日:1962-12-28
Applicant: IBM
Inventor: JENKINS CHARLES S , PERKINS NORWOOD K
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