A three-dimensional jigsaw puzzle

The present invention relates to a puzzle which on completion comprises a core member; and a plurality of substantially planar layers 20 stacked on the core member, each planar layer having an aperture 25 through which the core member extends, the stacked planar layers being of differing shapes and...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: DAN HERSHKOVITZ, DANIEL CHAIM KISHON, GIL DRUCKMAN
Format: Patent
Sprache:eng
Schlagworte:
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