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Title:
Helmet liner
United States Patent 3025525
Inventors:
Larson, Glen M.
Publication Date:
03/20/1962
Export Citation:
Click for automatic bibliography generation
Assignee:
MINE SAFETY APPLIANCES CO
Primary Class:
2/419
International Classes:
A42B3/14
;
A42B3/04
View Patent Images:
Download PDF 3025525
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US Patent References:
2786204
Adjustable suspension for helmets
2763863
Head protector cradle attachment
2758306
Helmet suspensions
2735099
N/A
2715227
Helmets
2437748
Adjustable headband construction
2365422
Suspension mounting for safety headgear
2342501
Hat