Ball and methods for making the same

Details Ball and methods for making the same Ball and methods for making the same

1996-08-07

1998-01-27

Wong, Steven B.

Games using tangible projectile

Projectile, per se; part thereof or accessory therefor

Having hollow, fluid-impervious shell, core, or bladder

473600, A63B 3712

Patent

active

057117292

ABSTRACT:
A ball has a core formed from a sponged and vulcanized mixture of rubber and cork. Methods for making a ball and a ball core are also described.

REFERENCES:
patent: 2138004 (1938-11-01), Grau, Jr.
patent: 2815211 (1957-12-01), Grandinette
patent: 4144297 (1979-03-01), Tomar
patent: 4149720 (1979-04-01), Heald, Jr.
patent: 4261565 (1981-04-01), Massino, Sr.
patent: 4367873 (1983-01-01), Chang et al.
patent: 4462589 (1984-07-01), Morgan
patent: 4772019 (1988-09-01), Morgan
patent: 4880233 (1989-11-01), Song

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