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发明名称
Accounting machine interlocks
摘要
申请公布号
US2724554(A)
申请公布日期
1955.11.22
申请号
US19520281188
申请日期
1952.04.08
申请人
THE NATIONAL CASH REGISTER COMPANY
发明人
HELGESON ANGUS G.
分类号
G06C27/00
主分类号
G06C27/00
代理机构
代理人
主权项
地址
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