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发明名称
Punched card sorting machine
摘要
申请公布号
US2454628(A)
申请公布日期
1948.11.23
申请号
US19440565108
申请日期
1944.11.25
申请人
CONTROL INSTRUMENT COMPANY, INC.
发明人
BRAUN KARL J.
分类号
主分类号
代理机构
代理人
主权项
地址
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