Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent
1991-03-18
1992-06-23
Marlo, George J.
Amusement devices: games
Aerial projectile game; game element or accessory therefor...
Target
273DIG20, A63B 4100
Patent
active
051236451
ABSTRACT:
A football-like projectile having a central longitudinal bore includes a weighted insert in the bore to concentrate the weight of the projectile interiorly of the ball about the longitudinal axis. The insert is provided with a longitudinal flow passage to permit air flow hrough the insert and the bore when the ball is in flight.
REFERENCES:
patent: 4003574 (1977-01-01), MacDonald et al.
MacDonald James A.
MacDonald Richard A.
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