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US 5,820,383 AGranted
Magnetic manipulatives book
AssigneeInnovative USA, Inc.
InventorMichael Levins
Life of this patent
Estimating the term…
Abstract
A book having at least one fold out page with a metal insert which assists the placement or arrangement of magnetic manipulatives onto a page of the book.
Claims15
A book comprising
- a front cover;
- a back cover;
- at least one page between said front and back covers;
- said front cover, back cover and at least one page being bound together;
- at least one manipulative piece having a magnet thereon for use with said book;
- wherein at least one of said front cover, said back cover and said page are provided with a fold out comprising a sheet of metal or other material attractable to a magnet.
3 more elements
Dependencies are inferred from the claim text.