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公开(公告)号:US3490690A
公开(公告)日:1970-01-20
申请号:US3490690D
申请日:1964-10-26
Applicant: IBM
Inventor: APPLE CLARENCE T , LITTLE LUKE F , DERVAN JAMES T , DAVIS CLINTON V JR
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公开(公告)号:CA759172A
公开(公告)日:1967-05-16
申请号:CA759172D
Applicant: IBM
Inventor: APPLE CLARENCE T , DAVIS CLINTON V JR , DERVAN JAMES T III , LITTLE LUKE F
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