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发明名称
TABULATING MACHINE
摘要
申请公布号
CA307963(A)
申请公布日期
1931.01.20
申请号
CAD307963
申请日期
申请人
THE TABULATING MACHINE COMPANY
发明人
JAMES W. BRYCE
分类号
主分类号
代理机构
代理人
主权项
地址
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