Title:
Helmet liner
United States Patent 3025525
US Patent References:
Hat
- - 2342501

Suspension mounting for safety headgear
- - 2365422

Adjustable headband construction
- - 2437748

Helmets
- - 2715227

/2735099.html
- - 2735099


Inventors:
Larson, Glen M.
Publication Date:
03/20/1962
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Assignee:
MINE SAFETY APPLIANCES CO
Primary Class:
2/419
International Classes:
A42B3/14; A42B3/04
US Patent References:
2758306Helmet suspensions
2763863Head protector cradle attachment
2786204Adjustable suspension for helmets