-
公开(公告)号：US3062438A
公开(公告)日：1962-11-06
申请号：US78396958
申请日：1958-12-30
Applicant: IBM
Inventor： FARR JR LEO E , HAMMER JAMES P
CPC classification number: G06K17/00
Search Results
1
records
(took 0.017 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
