Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent
1979-11-29
1981-06-23
Apley, Richard J.
Amusement devices: games
Aerial projectile game; game element or accessory therefor...
Target
A63B 4902, A63B 4904
Patent
active
042746345
ABSTRACT:
A tennis racket comprising a base frame consisting of a handgrip and annular support, a counter-frame having a similar shape, an active element carrying crossed strings and adapted to be interchangeably mounted between said base frame and counter-frame and means for fastening to one another said base frame, counter-frame and active element.
REFERENCES:
patent: 1808035 (1931-06-01), Guenard
patent: 3707288 (1972-12-01), Edlefsen
patent: 3891211 (1975-06-01), Diefenbach
patent: 4066260 (1978-01-01), Rodgers
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