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经营范围
发明名称
DATA BASE SYSTEM
摘要
申请公布号
JPH0863479(A)
申请公布日期
1996.03.08
申请号
JP19940194252
申请日期
1994.08.18
申请人
HITACHI LTD
发明人
TAKAYAMA HIROSHI;MASAI KAZUO
分类号
G06F17/30;(IPC1-7):G06F17/30
主分类号
G06F17/30
代理机构
代理人
主权项
地址
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