Football practice gear
United States Patent 3042404

Inventors:
Masters, George R.
Publication Date:
07/03/1962
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Assignee:
Linus, Hardin F.
Marvin, Woody DE.
Conder N. H.
Primary Class:
473/424
Other Classes:
482/88
International Classes:
A63B69/00
US Patent References:
1941877Exercising ball