Title:
Baseball batting cage
United States Patent 3222067
Inventors:
Danny, Litwhiler
Grabowsky, Murray G.
Publication Date:
12/07/1965
Export Citation:
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Assignee:
Danny, Litwhiler
Grabowsky, Murray G.
Primary Class:
473/421
Other Classes:
135/97, D25/33
International Classes:
A63B71/02; A63B69/00; A63B71/02; A63B69/00
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US Patent References:
3058480Collapsible tent construction
2931373Shelter
2493749Sectional hospital tent
2126102Baseball pitching target
1856658Tent