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3447163
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Information
Patent Grant
3447163
References
Source
Patent Number
3,447,163
Date Filed
Not available
Date Issued
Tuesday, June 3, 1969
55 years ago
CPC
A42B3/065 - Corrugated or ribbed shells
A42B3/08 - Chin straps or similar retention devices
A42B3/124 - with at least one corrugated or ribbed layer
Y10S2/903 - Fiberglass
Y10T428/24149 - Honeycomb-like
Y10T428/24165 - Hexagonally shaped cavities
Y10T428/249981 - Plural void-containing components
US Classifications
002 - Apparel
052 - Static structures
428 - Stock material or miscellaneous articles
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