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发明名称
Tabelliermaschine zur gruppenweise erfolgenden Bearbeitung von Zaehlkarten
摘要
申请公布号
DE500143(C)
申请公布日期
1930.06.18
申请号
DE1922D042704D
申请日期
1922.11.17
申请人
DEUTSCHE HOLLERITH-MASCHINEN G.M.B.H.
发明人
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主分类号
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