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公开(公告)号:US2353046A
公开(公告)日:1944-07-04
申请号:US49656243
申请日:1943-07-29
Applicant: IBM
Inventor: LAKE CLAIR D , HAMILTON FRANCIS E
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公开(公告)号:US2325959A
公开(公告)日:1943-08-03
申请号:US39293141
申请日:1941-05-10
Applicant: IBM
Inventor: LAKE CLAIR D
IPC: G06K15/04
CPC classification number: G06K15/04
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公开(公告)号:US2255011A
公开(公告)日:1941-09-02
申请号:US22778438
申请日:1938-08-31
Applicant: IBM
Inventor: LAKE CLAIR D , HAMILTON FRANCIS E
IPC: B41J5/36
CPC classification number: B41J5/36
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公开(公告)号:US2247914A
公开(公告)日:1941-07-01
申请号:US18205737
申请日:1937-12-28
Applicant: IBM
Inventor: LAKE CLAIR D
CPC classification number: G06K15/04
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公开(公告)号:US2234263A
公开(公告)日:1941-03-11
申请号:US27901439
申请日:1939-06-14
Applicant: IBM
Inventor: LAKE CLAIR D , HAMILTON FRANCIS E
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公开(公告)号:US2168414A
公开(公告)日:1939-08-08
申请号:US18205837
申请日:1937-12-28
Applicant: IBM
Inventor: LAKE CLAIR D
CPC classification number: B41J3/50
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公开(公告)号:US2111117A
公开(公告)日:1938-03-15
申请号:US71646534
申请日:1934-03-20
Applicant: IBM
Inventor: LAKE CLAIR D
CPC classification number: H01H43/24
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公开(公告)号:US2093566A
公开(公告)日:1937-09-21
申请号:US65755933
申请日:1933-02-20
Applicant: IBM
Inventor: LAKE CLAIR D
CPC classification number: G06K13/14
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公开(公告)号:US1965980A
公开(公告)日:1934-07-10
申请号:US63532532
申请日:1932-09-29
Applicant: IBM
Inventor: LAKE CLAIR D
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公开(公告)号:US1965979A
公开(公告)日:1934-07-10
申请号:US60612032
申请日:1932-04-19
Applicant: IBM
Inventor: LAKE CLAIR D , DALY GEORGE F , HAMILTON FRANCIS E
CPC classification number: G06K17/00
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