发明名称 Alphabet cube puzzle
摘要 A cubic puzzle especially suitable for teaching the alphabet to children as well as serving as an adult puzzle. Puzzle members formed in the shape of alphabetic and numeric representations are releasably mounted on each surface of a cube. The alphabetic and numeric representations are inter-fitted to have a specific position on the cube surface and effect a puzzle on each surface.
申请公布号 US4037846(A) 申请公布日期 1977.07.26
申请号 US19760652932 申请日期 1976.01.27
申请人 ZEEMAN, JOAN JAVITS 发明人 ZEEMAN, JOAN JAVITS
分类号 A63F9/00;A63F9/12;(IPC1-7):A63F9/12;G09B1/08;G09B1/10 主分类号 A63F9/00
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