发明名称 Activity device
摘要 A multiple-sided activity device for toy blocks is disclosed. The activity device has a first side including a first activity adapted to interact with at least one of the plurality of toy blocks. The activity device also has a second side distinct from the first side, the second side including a block recognition mechanism configured to selectively interact with any of the plurality of toy blocks to identify which of the plurality of toy blocks is interacting with the block recognition mechanism and to produce block-specific sensory stimulating output.
申请公布号 US7238026(B2) 申请公布日期 2007.07.03
申请号 US20040980824 申请日期 2004.11.04
申请人 MATTEL, INC. 发明人 BROWN JEFFREY A.;CLARK BRADLEY M.;WEBER GARY E.
分类号 G09B19/00 主分类号 G09B19/00
代理机构 代理人
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