Title:
Face guard for football helmet
United States Patent 3139624
US Patent References:
/0817075.html
- - 0817075
/1022575.html
- - 1022575
Face mask
- - 2890457
Hinged face guards
- - 2892195
Face masks for airmen
- - 2918060
/0817075.html
- - 0817075
/1022575.html
- - 1022575
Face mask
- - 2890457
Hinged face guards
- - 2892195
Face masks for airmen
- - 2918060
Inventors:
Humphrey, Delby C.
Publication Date:
07/07/1964
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Export Citation:
Assignee:
Humphrey, Delby C.
Primary Class:
Other Classes:
D29/111
International Classes:
A42B3/20; A42B3/18
US Patent References:
| 2929070 | Face guard for football players |