Portable free-standing visual aid

Details Portable free-standing visual aid Portable free-standing visual aid

1991-01-28

1992-11-17

Mancene, Gene

Education and demonstration

Means for demonstrating apparatus, product, or surface...

Chalkboard or equivalent means having easily erasable surface

434247, 434248, 434413, 434417, 434422, B43L 100, B43L 102, A63B 6900, G09B 900, G09B 1900

Patent

active

051638452

ABSTRACT:
A portable, free-standing visual aid designed to be used by coaches, teachers and other group leaders. The invention incorporates a large chalkboard, a chalk tray, sliding, two-sided inserts, a storage pocket for the inserts, and a smaller storage pocket for other items. It has a handle for portability. Some models use releasable fasteners to hold a chalk holder and eraser.

REFERENCES:
patent: 217289 (1879-07-01), Kane
patent: 3432944 (1969-08-01), Toyoishida
patent: 3560092 (1971-02-01), Coney
patent: 3642191 (1972-02-01), Roof
patent: 3685170 (1972-08-01), Fairleigh
patent: 3838520 (1974-10-01), Quenot
patent: 4487586 (1984-12-01), Palmans
patent: 4676527 (1987-06-01), Palmer
patent: 4834334 (1989-05-01), Robins
patent: 4968258 (1990-11-01), Kees
The Sporting Goods Dealer, "Play Board" Mar. 1979.

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