发明授权
- 专利标题: Jigsaw puzzle and technique
- 专利标题(中): 拼图和技巧
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申请号: US394667申请日: 1989-08-16
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公开(公告)号: US5022655A公开(公告)日: 1991-06-11
- 发明人: Karen E. Meyer
- 申请人: Karen E. Meyer
- 专利权人: Meyer Karen E
- 当前专利权人: Meyer Karen E
- 主分类号: A63F9/10
- IPC分类号: A63F9/10
摘要:
A jigsaw puzzle includes outer straight edge pieces forming a rectangular puzzle perimeter; a number of interior straight edge pieces suggesting an interior rectangle and increasing the proportion of the number of straight edge pieces to the total number of pieces in the puzzle; and a number of joiner pieces, some of the joiner pieces crossing the bounary of the interior polygon, and others of the joiner pieces at positions remote from the boundary.