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发明名称
PROTECTING METHOD FOR KNOWLEDGE DATA
摘要
申请公布号
JPH0276032(A)
申请公布日期
1990.03.15
申请号
JP19880229376
申请日期
1988.09.13
申请人
MEIDENSHA CORP
发明人
TAKAHASHI KAZUO;ARAI ATSUSHI
分类号
G06F9/44
主分类号
G06F9/44
代理机构
代理人
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