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发明名称
Improvements in and relating to data transfer devices
摘要
申请公布号
GB977414(A)
申请公布日期
1964.12.09
申请号
GB19610011020
申请日期
1961.03.27
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
G06F3/08
主分类号
G06F3/08
代理机构
代理人
主权项
地址
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