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US 5,203,847 AGranted
Multiple layer magnetic puzzle
AssigneeMagnaplay Inc.
InventorSandra L. Butt
Life of this patent
Estimating the term…
Abstract
A magnetic puzzle for educational purposes comprises a plurality of pieces. Each of the pieces has a magnetic side and a graphics side and is adapted to be attached to a metallic board. The pieces are of a thickness such that two or more pieces may be positioned one upon the other with the bottom piece attached to the metallic board.
Claims2
A puzzle comprising a first set of pieces, each having a graphics side and a magnetic side for attachment to a metallic surface, said pieces having mating formations for assembly of the pieces in abutting relationship into an assembled form for forming a graphic representation in a first plane;
- and a second set of pieces, each having a graphics side which is provided with a graphic representation of a complete object thereon and a magnetic side for attachment to the graphics side of one or more of the first set of pieces in said assembled form in a second plane located above said first plane.
Dependencies are inferred from the claim text.