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发明名称
EDUCATIONAL TOY
摘要
申请公布号
GB8430969(D0)
申请公布日期
1985.01.16
申请号
GB19840030969
申请日期
1984.12.07
申请人
LIU, H C
发明人
分类号
A63F7/04;A63F9/18;G09B3/10
主分类号
A63F7/04
代理机构
代理人
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