发明名称 Three dimensional cube puzzle
摘要 A three-dimensional cube puzzle consists of twenty-five different shaped pieces. Each piece has five cubic units of volume and has at least two square sides. Each square side consists of four edges, each edge has a unit of length, such that when all twenty-five pieces are assembled together they will form a three-dimensional cube with each side having five units of length.
申请公布号 US2002121739(A1) 申请公布日期 2002.09.05
申请号 US20010788732 申请日期 2001.02.20
申请人 SUM JIMMY 发明人 SUM JIMMY
分类号 A63F9/12;(IPC1-7):A63F9/06;A63F9/08 主分类号 A63F9/12
代理机构 代理人
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