Education and demonstration – Means for demonstrating apparatus – product – or surface... – Chalkboard or equivalent means having easily erasable surface
Patent
1992-09-03
1993-11-23
Mancene, Gene
Education and demonstration
Means for demonstrating apparatus, product, or surface...
Chalkboard or equivalent means having easily erasable surface
434408, 434413, 434415, 434430, 434247, 434248, 434251, B43L 100, B43L 110
Patent
active
052638669
ABSTRACT:
A portable game board structure is arranged to provide for coaches and the like to illustrate various plays and examples relative to a game playing situation. The game board includes a rigid perimeter having a central opening, with one of a plurality of game boards mounted to the perimeter centrally oriented relative to the opening. Clip structure mounted relative to the opening is arranged to selectively secure the game boards thereto, with magnetic tokens utilized to indicate opposing teams in illustrative strategy play. The tokens, as well as a white writing instrument, are magnetically adhered to a perimeter frame portion of the game board apparatus.
REFERENCES:
patent: 1927695 (1933-09-01), Andreas
patent: 2158368 (1939-05-01), Hurt
patent: 3336682 (1967-08-01), Genin
patent: 3831295 (1974-08-01), McKay
patent: 4676527 (1987-06-01), Palmer
patent: 4931019 (1990-06-01), Park
patent: 5131849 (1992-07-01), Perrero
patent: 5163845 (1992-11-01), Biassingame
patent: 5163846 (1992-11-01), Lee
Gilden Leon
Mancene Gene
Thomas L.
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