Athletic training device
United States Patent 2526217
US Patent References:
/1250197.html
- - 1250197

Portable dummy
- - 2203259

Backstop for bowling alleys
- - 2472208


Inventors:
Gilman, Martin J.
Publication Date:
10/17/1950
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Assignee:
Gilman, Martin J.
Primary Class:
473/444
Other Classes:
482/88
International Classes:
A63B69/34