Football helmet face guard
United States Patent 2785405
US Patent References:
Bell-cord thimble
- - 1527023

Protective device
- - 2281152

Respirator
- - 2320770

Helmet with face guarding means
- - 2611897


Inventors:
Snyder, Robert P.
Publication Date:
03/19/1957
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Assignee:
Snyder, Robert P.
Primary Class:
2/9
Other Classes:
D29/106
International Classes:
A42B3/20; A42B3/18