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发明名称
DEVICE FOR TRAINING DATA INPUT
摘要
申请公布号
SU1732367(A1)
申请公布日期
1992.05.07
申请号
SU19904804876
申请日期
1990.03.22
申请人
MYAGKOV YURIJ G
发明人
MYAGKOV YURIJ G,SU
分类号
G09B7/02
主分类号
G09B7/02
代理机构
代理人
主权项
地址
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