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1.
公开(公告)号:CH430795A
公开(公告)日:1967-02-28
申请号:CH479665
申请日:1965-04-06
Applicant: IBM
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公开(公告)号:CH432063A
公开(公告)日:1967-03-15
申请号:CH479565
申请日:1965-04-06
Applicant: IBM
Inventor: ALBERT ALLAN MAGDALL , FRANCIS ROMAN RAUSCH , ELLIOTT ROBINSON MARSH
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