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Headgear
United States Patent 3087165
US Patent References:
Headgear
- - 1575251
Safety helmet
- - 2184043
Headgear
- - 2738508
Inventors:
Edward, Cairns
Publication Date:
04/30/1963
View Patent Images:
Download PDF 3087165
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Assignee:
CAIRNS & BROTHER INC
Primary Class:
2/418
Other Classes:
2/5
International Classes:
A42B3/14
;
A42B3/04
Foreign References:
GB332994A
GB717121A