发明名称 Puzzle cover
摘要 A puzzle maintenance system. The maintenance system includes a puzzle board with a number of shaped puzzle pieces positioned on a first side thereof and a fitted cover positioned at least about the first side so as to keep the puzzle pieces in place.
申请公布号 US2003057646(A1) 申请公布日期 2003.03.27
申请号 US20020246143 申请日期 2002.09.17
申请人 DOLIN JENNIFER LYNN ROOKS 发明人 DOLIN JENNIFER LYNN ROOKS
分类号 A63F9/10;(IPC1-7):A63F9/06 主分类号 A63F9/10
代理机构 代理人
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