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发明名称
CALCULATING MACHINES
摘要
申请公布号
CA611867(A)
申请公布日期
1961.01.03
申请号
CAD611867
申请日期
申请人
BELL PUNCH COMPANY LIMITED
发明人
ROBERT MILBURN;NORBERT KITZ;CHRISTOPHER F. WEBB;VERNON W. SPARROW
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