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发明名称
Vorrichtung zum Pruefen gelochter Zaehlkarten
摘要
申请公布号
DE535635(C)
申请公布日期
1931.10.14
申请号
DE1927T034326D
申请日期
1927.12.08
申请人
THE TABULATING MACHINE COMPANY
发明人
分类号
G06K5/00
主分类号
G06K5/00
代理机构
代理人
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地址
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