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公开(公告)号:US3034782A
公开(公告)日:1962-05-15
申请号:US69720357
申请日:1957-11-18
Applicant: IBM
Inventor: WEIDENHAMMER JAMES A , WROBLEWSKI EDWARD J , NORMAN WATKINS , CULVEYHOUSE STANLEY J , LOUIS SERENATE
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公开(公告)号:CH379161A
公开(公告)日:1964-06-30
申请号:CH6620258
申请日:1958-11-14
Applicant: IBM
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