Putting tutor

Details Putting tutor Putting tutor

1987-07-23

1989-10-10

Freeh, William L.

Amusement devices: games

Surface projectile game; game element

Simulated game

273186R, 273181K, 273179R, 273179E, A63B 6936, G01P 336

Patent

active

048726877

ABSTRACT:
A device is provided for measuring the direction and estimated distance of travel of a ball such as a golf ball over a generally horizontal surface. The device includes energy absorbing material at the top of a rearwardly sloped back surface for obtaining return of the ball to a starting position.

REFERENCES:
patent: 2057504 (1936-10-01), Schaefer
patent: 3306619 (1967-02-01), Brandall
patent: 3341206 (1967-09-01), Ganger
patent: 3759528 (1973-09-01), Christophers et al.
patent: 3892414 (1975-07-01), Glasson et al.
patent: 4160942 (1979-07-01), Lynch et al.
patent: 4180726 (1979-12-01), De Crescent
patent: 4190825 (1979-04-01), Wilson
patent: 4515365 (1985-05-01), Horikoski
patent: 4563005 (1986-01-01), Hand et al.
patent: 4652121 (1987-03-01), Kanagawa

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