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发明名称
LERNHILFE
摘要
申请公布号
AT230146(T)
申请公布日期
2003.01.15
申请号
AT19990947785T
申请日期
1999.10.11
申请人
KEYWISE SYSTEMS UK, LIMITED
发明人
DODD, DAVID
分类号
G09B1/06;G09B3/04;G09B13/02;G09B19/02;(IPC1-7):G09B13/02
主分类号
G09B1/06
代理机构
代理人
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地址
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