Title:
AIR CONDITIONED HELMET
United States Patent 3548415
Inventors:
Waters, William A.
Publication Date:
12/22/1970
Export Citation:
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Assignee:
Waters, William A.
Primary Class:
2/171.3
Other Classes:
2/7, 2/906, 62/259.3, 62/314, 62/529, 165/46, 165/47
International Classes:
A42B3/28; A42B3/04; (IPC1-7): A42B3/00; A42C5/04
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US Patent References:
3391407Helmet
3295511Headgears for protection against cold and unclement weather
3070803Head apparel with cooling means
2335630Removable cooling unit for hats
1737460Electric hair-pressing cap




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