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公开(公告)号:US2039832A
公开(公告)日:1936-05-05
申请号:US68927533
申请日:1933-09-13
Applicant: IBM
Inventor: PALMER RALPH L
IPC: G06K5/00
CPC classification number: G06K5/00 , Y10S209/929
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公开(公告)号:US2658681A
公开(公告)日:1953-11-10
申请号:US3807848
申请日:1948-07-09
Applicant: IBM
Inventor: PALMER RALPH L , FERNEKEES JAMES E , HADDAD JERRIER A , PHELPS BYRON E , WILLIAMS JR JAMES V
CPC classification number: G06F7/4985
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公开(公告)号:US2939110A
公开(公告)日:1960-05-31
申请号:US40813254
申请日:1954-02-04
Applicant: IBM
Inventor: BEATTIE HORACE S , PAGE RALPH E , PALMER RALPH L
CPC classification number: G11C13/06 , G06F7/026 , G06F7/06 , G06K7/1093 , G11C11/42
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公开(公告)号:US2551119A
公开(公告)日:1951-05-01
申请号:US3782848
申请日:1948-07-09
Applicant: IBM
Inventor: HADDAD JERRIER A , PALMER RALPH L
IPC: H03K23/82
CPC classification number: H03K23/82
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公开(公告)号:US2854654A
公开(公告)日:1958-09-30
申请号:US30101252
申请日:1952-07-26
Applicant: IBM
Inventor: PALMER RALPH L , HADDAD JERRIER A , FERNEKEES JAMES E , CHAPMAN EDWARD B
IPC: G06F3/08 , G11C11/403 , G11C11/404 , G11C11/4091
CPC classification number: G06F3/08 , G11C11/403 , G11C11/404 , G11C11/4091
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公开(公告)号:US2637763A
公开(公告)日:1953-05-05
申请号:US3789648
申请日:1948-07-09
Applicant: IBM
Inventor: PALMER RALPH L
IPC: H05K7/02
CPC classification number: H05K7/02
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8.Comparing device for employment in a record card collator or like machine 失效
Title translation: 比较记录卡整理机或类似机器中就业的设备公开(公告)号:US2966660A
公开(公告)日:1960-12-27
申请号:US85120959
申请日:1959-10-09
Applicant: IBM
Inventor: BEATTIE HORACE S , PAGE RALPH E , PALMER RALPH L
CPC classification number: G11C13/06 , G06F7/06 , G06K7/1093 , G11C11/42 , H03K5/24
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公开(公告)号:US2884189A
公开(公告)日:1959-04-28
申请号:US37753053
申请日:1953-08-31
Applicant: IBM
Inventor: PALMER RALPH L
IPC: G06F3/08
CPC classification number: G06F3/08
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公开(公告)号:US2536955A
公开(公告)日:1951-01-02
申请号:US56999244
申请日:1944-12-27
Applicant: IBM
Inventor: PALMER RALPH L , PHELPS BYRON E
CPC classification number: G06F7/4981 , G06C11/08 , H03K23/82
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