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公开(公告)号:US2997696A
公开(公告)日:1961-08-22
申请号:US69218657
申请日:1957-10-24
Applicant: IBM
Inventor: WERNER BUCHOLZ , HAYNES MUNRO K , WHITNEY GORDON E
公开(公告)号:US2997696A
公开(公告)日:1961-08-22
申请号:US69218657
申请日:1957-10-24
Applicant: IBM
Inventor: WERNER BUCHOLZ , HAYNES MUNRO K , WHITNEY GORDON E