发明授权
- 专利标题: Changeable maze game
- 专利标题(中): 可变的迷宫游戏
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申请号: US377993申请日: 1995-01-25
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公开(公告)号: US5497991A公开(公告)日: 1996-03-12
- 发明人: Hua-Yu Huang
- 申请人: Hua-Yu Huang
- 专利权人: Huang; Hua-Yu
- 当前专利权人: Huang; Hua-Yu
- 主分类号: A63F3/00
- IPC分类号: A63F3/00 ; A63F9/10
摘要:
A game board is provided with a square recess for receiving a plurality of cards having different patterns printed on opposite sides of the cards. When one side of the cards is exposed, a changeable maze game may be played. When the other side of the cards is exposed, a changeable character or picture game may be played. The periphery of the recess is provided with grooves for conveniently accessing the cards for their removal or rearrangement.
公开/授权文献
- US4956518A Heterogeneous isoparaffin/olefin alkylation 公开/授权日:1990-09-11
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