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发明名称
CARD FEEDING MECHANISM
摘要
申请公布号
CA320434(A)
申请公布日期
1932.03.08
申请号
CAD320434
申请日期
申请人
THE TABULATING MACHINE COMPANY;THE INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
JOHN ROYDEN PEIRCE
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主分类号
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