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发明名称
DIDACTIC TOY
摘要
申请公布号
EP0563050(B1)
申请公布日期
1996.09.04
申请号
EP19910918706
申请日期
1991.10.18
申请人
DAVILA MURILLO, JUAN JORGE
发明人
DAVILA MURILLO, JUAN JORGE
分类号
G09B19/02;(IPC1-7):G09B19/02
主分类号
G09B19/02
代理机构
代理人
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