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71.Automatic decimal point selecting device for accounting machines 失效
Title translation: 会计机器自动小数点选择装置公开(公告)号:US2141598A
公开(公告)日:1938-12-27
申请号:US72388834
申请日:1934-05-04
Applicant: IBM
Inventor: BRYCE JAMES W
IPC: G06F7/46
CPC classification number: G06F7/465
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公开(公告)号:US2135935A
公开(公告)日:1938-11-08
申请号:US72001534
申请日:1934-04-11
Applicant: IBM
Inventor: BRYCE JAMES W
IPC: G04C13/03
CPC classification number: G04C13/03
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公开(公告)号:US2120228A
公开(公告)日:1938-06-14
申请号:US65461933
申请日:1933-02-01
Applicant: IBM
Inventor: BRYCE JAMES W
IPC: G06F7/46
CPC classification number: G06F7/465
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公开(公告)号:US2106477A
公开(公告)日:1938-01-25
申请号:US63051332
申请日:1932-08-26
Applicant: IBM
Inventor: BRYCE JAMES W
IPC: G06F7/46
CPC classification number: G06F7/465
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公开(公告)号:US1962732A
公开(公告)日:1934-06-12
申请号:US66702433
申请日:1933-04-20
Applicant: IBM
Inventor: BRYCE JAMES W , HALTERMANN HENRY L
CPC classification number: G06F7/463
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公开(公告)号:US1926891A
公开(公告)日:1933-09-12
申请号:US30413828
申请日:1928-09-05
Applicant: IBM
Inventor: BRYCE JAMES W
IPC: G06K15/04
CPC classification number: G06K15/04
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公开(公告)号:US1926890A
公开(公告)日:1933-09-12
申请号:US25479628
申请日:1928-02-16
Applicant: IBM
Inventor: BRYCE JAMES W
CPC classification number: G06K7/06 , Y10T307/367
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公开(公告)号:US2603151A
公开(公告)日:1952-07-15
申请号:US78378247
申请日:1947-11-03
Applicant: IBM
Inventor: BRYCE JAMES W , BLAKELY ROBERT T
CPC classification number: G06K15/04
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公开(公告)号:US2377754A
公开(公告)日:1945-06-05
申请号:US36586540
申请日:1940-11-16
Applicant: IBM
Inventor: BRYCE JAMES W
CPC classification number: B41B17/10
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