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公开(公告)号:US2684746A
公开(公告)日:1954-07-27
申请号:US23020651
申请日:1951-06-06
Applicant: IBM
Inventor: BAKELAAR JOHN H , OLDENBOOM DERK J , BLEUER LORIN T
CPC classification number: B65H20/22
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公开(公告)号:US2813715A
公开(公告)日:1957-11-19
申请号:US36970053
申请日:1953-07-22
Applicant: IBM
Inventor: OLDENBOOM DERK J
IPC: B41L47/26
CPC classification number: B41L47/26
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公开(公告)号:US2566955A
公开(公告)日:1951-09-04
申请号:US60979245
申请日:1945-08-09
Applicant: IBM
Inventor: OLDENBOOM DERK J
IPC: B41K3/00
CPC classification number: B41K3/005
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公开(公告)号:US2927554A
公开(公告)日:1960-03-08
申请号:US68574257
申请日:1957-09-23
Applicant: IBM
Inventor: OLDENBOOM DERK J
IPC: G03G15/08
CPC classification number: G03G15/0801
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公开(公告)号:US2353061A
公开(公告)日:1944-07-04
申请号:US36338640
申请日:1940-10-29
Applicant: IBM
Inventor: OLDENBOOM DERK J
IPC: G06K19/067 , H05K1/00 , H05K3/00 , H05K3/40
CPC classification number: G06K19/067 , H05K1/0393 , H05K3/005 , H05K3/4069 , H05K2203/0221 , H05K2203/1572
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公开(公告)号:US2107160A
公开(公告)日:1938-02-01
申请号:US199135
申请日:1935-01-16
Applicant: IBM
Inventor: OLDENBOOM DERK J
IPC: G06K13/04
CPC classification number: G06K13/04 , Y10T83/626 , Y10T83/6563
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公开(公告)号:US2937390A
公开(公告)日:1960-05-24
申请号:US70560057
申请日:1957-12-27
Applicant: IBM
Inventor: BOLTON WALLIS D , OLDENBOOM DERK J
IPC: G03G21/00
CPC classification number: G03G21/0005
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公开(公告)号:US2880999A
公开(公告)日:1959-04-07
申请号:US58430056
申请日:1956-05-11
Applicant: IBM
Inventor: OLDENBOOM DERK J
IPC: G06K13/063
CPC classification number: G06K13/063
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公开(公告)号:US2807190A
公开(公告)日:1957-09-24
申请号:US58101556
申请日:1956-04-27
Applicant: IBM
Inventor: OLDENBOOM DERK J
CPC classification number: G06K7/10831 , G03G15/30
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公开(公告)号:US1944665A
公开(公告)日:1934-01-23
申请号:US66098433
申请日:1933-03-16
Applicant: IBM
Inventor: OLDENBOOM DERK J
IPC: G06F7/46
CPC classification number: G06F7/465
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