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发明名称
SHAPE SORTING EDUCATIONAL TOY
摘要
申请公布号
KR950004911(B1)
申请公布日期
1995.05.15
申请号
KR19920004220
申请日期
1992.03.14
申请人
DART INDUSTRIES INCORPORATED
发明人
AIKEN, BRIAN L.;BROWN, PATRICK W.;ESPIG, HANS R.
分类号
A63F9/12;A63F7/06;A63F9/06;A63F9/10;A63H33/00;G09B1/16;G09B1/36;G09B19/00;(IPC1-7):G09B19/00
主分类号
A63F9/12
代理机构
代理人
主权项
地址
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