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经营范围
发明名称
Vorrichtung zur Wiedergabe von magnetisch gespeicherten Werten
摘要
申请公布号
DE923396(C)
申请公布日期
1955.02.10
申请号
DE1952B020408
申请日期
1952.05.15
申请人
THE BRITISH TABULATING MACHINE COMPANY LIMITED
发明人
BOOTH ANDREW DONALD
分类号
G11C8/00;G11C21/02
主分类号
G11C8/00
代理机构
代理人
主权项
地址
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