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公开(公告)号:US3331061A
公开(公告)日:1967-07-11
申请号:US32659263
申请日:1963-11-27
Applicant: IBM
Inventor: MARCUS MITCHELL P
IPC: G11C17/04
CPC classification number: G11C17/04
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公开(公告)号:US3140467A
公开(公告)日:1964-07-07
申请号:US77527958
申请日:1958-11-20
Applicant: IBM
Inventor: MARCUS MITCHELL P
CPC classification number: H03K19/086 , F16K11/07 , G11C11/06007 , H03K17/30 , H03K17/81 , H03K19/212
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公开(公告)号:US2959775A
公开(公告)日:1960-11-08
申请号:US70463757
申请日:1957-12-23
Applicant: IBM
Inventor: MARCUS MITCHELL P
IPC: H03M7/00
CPC classification number: H03M7/00
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