Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent
1990-04-09
1991-02-12
Brown, Theatrice
Amusement devices: games
Aerial projectile game; game element or accessory therefor...
Target
273 58R, 273 60R, D21204, 40327, A63B 6900
Patent
active
049918389
ABSTRACT:
A new type of baseball suited for use as a training aid, particularly for pitchers, catchers, and hitters comprising a conventional baseball having a colored lined marking on the cover, and preferably a red colored stripe spiralling downward from the top of the ball to the bottom.
REFERENCES:
patent: 4302901 (1981-12-01), Psyros
patent: 4919422 (1990-04-01), Ma
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