发明名称 EDUCATIONAL CHILDREN'S TOY
摘要 A toy adapted to instruct young children by association. The toy teaches proper numeric, alphabetic, or color sequences and the standard left to right reading convention, by utilizing blocks that are inserted into shafts in a stand. Blocks inserted out of proper sequence will fall through the stand but passage of blocks inserted in the proper sequence will be obstructed and those blocks will not fall through but will remain supported within the stand.
申请公布号 CA1324164(C) 申请公布日期 1993.11.09
申请号 CA19890600391 申请日期 1989.05.23
申请人 DELCAMBRE, THOMAS L. 发明人 DELCAMBRE, THOMAS L.
分类号 A63F9/08;A63H33/04;A63H33/08;G09B1/00;G09F1/00;(IPC1-7):A63H33/04 主分类号 A63F9/08
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