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公开(公告)号:DE1805751A1
公开(公告)日:1969-07-10
申请号:DE1805751
申请日:1968-10-29
Applicant: IBM
Inventor: JOHN NORBY CARL , EMIL BRAUN RICHARD
IPC: G11B23/027
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公开(公告)号:DE1524874A1
公开(公告)日:1970-10-22
申请号:DE1524874
申请日:1967-10-05
Applicant: IBM
Inventor: CECIL BRADFORD REX , EMIL BRAUN RICHARD
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公开(公告)号:DE1812900A1
公开(公告)日:1969-08-21
申请号:DE1812900
申请日:1968-12-05
Applicant: IBM
Inventor: EMIL BRAUN RICHARD
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公开(公告)号:DE1810659A1
公开(公告)日:1969-06-26
申请号:DE1810659
申请日:1968-11-23
Applicant: IBM
Inventor: EMIL BRAUN RICHARD , TIAO HUI-LI , BOULDER COL , ANTHONY VERDIBELLO AMBROSE
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