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发明名称
Verifying machine
摘要
申请公布号
US2547456(A)
申请公布日期
1951.04.03
申请号
US19450622903
申请日期
1945.10.17
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
GARDINOR ELLIOTT W.
分类号
G06K5/00
主分类号
G06K5/00
代理机构
代理人
主权项
地址
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