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发明名称
Automatic device for supervising the regular transportation of cards in a card-controlled business machine
摘要
申请公布号
US2675233(A)
申请公布日期
1954.04.13
申请号
US19500177824
申请日期
1950.08.05
申请人
NEDERLANDSE BOEKHOUD- EN STATISTIEKMACHINE-MAATSCHAPPIJ BULLATEC N. V.
发明人
KEULEN GERBEN J.;CIVAL HENDRIK A.
分类号
G06K13/067
主分类号
G06K13/067
代理机构
代理人
主权项
地址
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