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经营范围
发明名称
Dynamic random access memory
摘要
申请公布号
EP0470742(B1)
申请公布日期
1997.04.09
申请号
EP19910306866
申请日期
1991.07.26
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
KATAYAMA, YASUNAO;KIRIHATA, TOSHIAKI;SCHEUERLEIN, ROY E.
分类号
G11C11/409;G11C11/4091;(IPC1-7):G11C11/409
主分类号
G11C11/409
代理机构
代理人
主权项
地址
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