发明名称 CHECKERED BOARD OF VARIABLE SHAPE
摘要 For playing chess or checkers, the fixed 64 squares checkerboard is used. In this invention, a larger checkered board with specific variable geometry is proposed on which board chess and draughts games can be played according to the known classical rules, or some rules may be added or modified.
申请公布号 CA2209040(A1) 申请公布日期 1999.01.21
申请号 CA19972209040 申请日期 1997.07.21
申请人 GALPERIN, EFIM A. 发明人 GALPERIN, EFIM A.
分类号 A63F3/00;A63F3/02;(IPC1-7):A63F3/02 主分类号 A63F3/00
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