发明名称 Educational game with sliding pieces has grooved base, and blocks with printed letters and symbols
摘要 <p>The game has a rectangular base (2) with guide grooves (3, 4) positioned at right angles to each other, in which blocks (5, 6) may be moved. Each block has at its base a protruding pin (7) with head (8). The blocks are interconnected with L-shaped gripping elements (10, 11). The blocks have e.g. printed letters, numbers and symbols which should be placed to form a predetermined pattern.</p>
申请公布号 NL9002588(A) 申请公布日期 1992.06.16
申请号 NL19900002588 申请日期 1990.11.27
申请人 IZAAEK GRIFFIOEN TE MIJDRECHT. 发明人
分类号 A63F9/08 主分类号 A63F9/08
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