发明名称 Puzzle apparatus
摘要 Puzzle apparatus comprising a plurality of planar pieces, each piece having a shape and a color pattern corresponding to a portion of master pattern which comprises a grid of regular rhomboidal cells, the puzzle application being to arrange the pieces in conformity with the color pattern so as to form a complete assembly which encloses no empty cells and which in itself is a repeating unit of the master pattern.
申请公布号 US4063736(A) 申请公布日期 1977.12.20
申请号 US19760742695 申请日期 1976.11.17
申请人 ROBINSON, ALEXANDER KENNEDY 发明人 ROBINSON, ALEXANDER KENNEDY
分类号 A63F9/10;(IPC1-7):A63F9/10 主分类号 A63F9/10
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