Face mask
United States Patent 2890457
US Patent References:
Nose guard
- - 2105607

Protective mask
- - 2351752

Helmet with face guarding means
- - 2611897

Football helmet face guard
- - 2785405

Face guard
- - 2790175


Inventors:
Marietta, Michael T.
Publication Date:
06/16/1959
View Patent Images:
Download PDF 2890457 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Marietta, Michael T.
Primary Class:
2/9
International Classes:
A42B3/20; A42B3/18