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经营范围
发明名称
Improvements in or relating to electronic calculating machines
摘要
申请公布号
GB690050(A)
申请公布日期
1953.04.08
申请号
GB19500015444
申请日期
1950.06.20
申请人
SOCIETE CIVILE D'ETUDES DE CALCUL AUTOMATIQUE (S.C.E.C.A.)
发明人
分类号
G11C11/28
主分类号
G11C11/28
代理机构
代理人
主权项
地址
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