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发明名称
KNOWLEDGE QUIZ
摘要
申请公布号
PL106240(U1)
申请公布日期
1998.09.28
申请号
PL19970106240U
申请日期
1997.03.18
申请人
WLOCKI WOJCIECH
发明人
WLOCKI WOJCIECH
分类号
A63F3/00;A63F9/18;(IPC1-7):A63F3/00
主分类号
A63F3/00
代理机构
代理人
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