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发明名称
Improvements in or relating to record-controlled statistical machines
摘要
申请公布号
GB399217(A)
申请公布日期
1933.10.02
申请号
GB19320009438
申请日期
1932.04.01
申请人
THE BRITISH TABULATING MACHINE COMPANY LIMITED
发明人
分类号
主分类号
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代理人
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