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发明名称
CLUTCH CONTROL MECHANISM FOR CALCULATING MACHINES
摘要
申请公布号
CA509093(A)
申请公布日期
1955.01.11
申请号
CAD509093
申请日期
申请人
THE NATIONAL CASH REGISTER COMPANY
发明人
WILLIAM L. PEDEN;RAYMOND A. CHRISTIAN
分类号
主分类号
代理机构
代理人
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