Education and demonstration – Language – Spelling – phonics – word recognition – or sentence formation
Patent
1987-08-18
1989-05-09
Makay, Albert J.
Education and demonstration
Language
Spelling, phonics, word recognition, or sentence formation
273153R, A63F 900
Patent
active
048284998
ABSTRACT:
An apparatus for constructing crossword puzzles includes a two-piece housing including a base portion and a cover portion, the base portion including a work area surface of metal or the like for receiving one of a plurality of grid members which defines a rectangular grid of squares extending in rows and columns thereon, the grid member being secured to the work area surface by a plurality of magnetic corner pieces, and a crossword puzzle being developed on the grid member using magnetic letters and blank spacer pieces which are normally stored in compartments defined by the base portion of the housing.
REFERENCES:
patent: 111717 (1871-02-01), Baade
patent: 1578554 (1926-03-01), Seligman
patent: 2055159 (1936-09-01), Scofield
patent: 2168551 (1939-08-01), Alexander
patent: 2795863 (1957-06-01), Warwick
Flanigan Allen J.
Makay Albert J.
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