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发明名称
Punched card verifying machine
摘要
申请公布号
US1853215(A)
申请公布日期
1932.04.12
申请号
US19290415090
申请日期
1929.12.18
申请人
THE TABULATING MACHINE COMPANY
发明人
LORANT RUDOLF
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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