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发明名称
Rechenmaschine.
摘要
申请公布号
CH308019(A)
申请公布日期
1955.06.30
申请号
CHD308019
申请日期
1951.09.18
申请人
BELL PUNCH COMPANY LIMITED
发明人
LIMITED BELL PUNCH COMPANY
分类号
G06C7/06
主分类号
G06C7/06
代理机构
代理人
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