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经营范围
发明名称
Improvements in or relating to computing instrument
摘要
申请公布号
GB822420(A)
申请公布日期
1959.10.28
申请号
GB19570027219
申请日期
1957.08.29
申请人
THE GERBER SCIENTIFIC INSTRUMENT COMPANY
发明人
分类号
G06G5/00
主分类号
G06G5/00
代理机构
代理人
主权项
地址
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