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发明名称
TRAINER FOR FAST READING
摘要
申请公布号
SU1379789(A1)
申请公布日期
1988.03.07
申请号
SU19843744304
申请日期
1984.05.18
申请人
SPIRIN ANATOLIJ M,SU
发明人
SPIRIN ANATOLIJ M,SU
分类号
G09B17/04
主分类号
G09B17/04
代理机构
代理人
主权项
地址
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