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发明名称
Method and device supporting the training in writing
摘要
申请公布号
PL386830(A1)
申请公布日期
2010.06.21
申请号
PL20080386830
申请日期
2008.12.17
申请人
POLITECHNIKA GDANSKA
发明人
CZYZEWSKI ANDRZEJ;ODYA PIOTR
分类号
G09B11/00
主分类号
G09B11/00
代理机构
代理人
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