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发明名称
DATA INPUT/OUTPUT DEVICE
摘要
申请公布号
CA709515(A)
申请公布日期
1965.05.11
申请号
CAD709515
申请日期
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
ROBERT W. KING
分类号
主分类号
代理机构
代理人
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地址
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