Safety helmet
United States Patent 3082428
US Patent References:
Protective headgear
- - 2706294

Headgear with removable rigging unit
- - 2855605

Helmet liner
- - 3025525


Inventors:
Ted, Zbikowski
Publication Date:
03/26/1963
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Assignee:
JOSEPH BUEGELEISEN COMPANY
Primary Class:
2/418
International Classes:
A42B3/14; A42B3/04
Foreign References:
AU209252B