Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent
1987-05-28
1989-08-22
Coven, Edward M.
Amusement devices: games
Aerial projectile game; game element or accessory therefor...
Target
273 73C, A63B 4904
Patent
active
048589284
ABSTRACT:
In construction of a racket frame provided with at least one string protector coupled to the outer peripheral surface of its head, at least one weight adjusting element is removably attached to the outer peripheral surface of the string protector for easy weight adjustment by users even after formation of a face in tension.
REFERENCES:
patent: 3625512 (1971-12-01), Latham
patent: 3913911 (1975-10-01), Peterson
Awano Tetsuyuki
Inagaki Yoshinari
Muroi Kunimasa
Coven Edward M.
Stoll William E.
Yamaha Corporation
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