US PATENT SUBCLASS 2 / 171.3
.~ With forced air circulator

Current as of: June, 1999
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2 /   HD   APPAREL

171  DF  HEAD COVERINGS {24}
171.3.~ With forced air circulator

DEFINITION

Classification: 2/171.3

(under subclass 171) Head covering combined with means to produce movement of air into, through or out of the head covering.

SEE OR SEARCH CLASS

416, Fluid Reaction Surfaces (i.e., Impellers), appropriate subclasses for the subcombination of an air-moving member (i.e., fan).

454, Ventilation, appropriate subclasses for apparatus for and processes of supplying or removing air from enclosures and for circulating air therein.