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经营范围
发明名称
SEMICONDUCTOR MEMORY DEVICE
摘要
申请公布号
JPS6478498(A)
申请公布日期
1989.03.23
申请号
JP19870234813
申请日期
1987.09.21
申请人
HITACHI LTD
发明人
OTA TATSUYUKI
分类号
G11C29/00;G11C29/42
主分类号
G11C29/00
代理机构
代理人
主权项
地址
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