US PATENT SUBCLASS 434 / 399
.~.~ Headwear
Current as of:
June, 1999
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434 /
HD
EDUCATION AND DEMONSTRATION
365
DF
MEANS FOR DEMONSTRATING APPARATUS, PRODUCT, OR SURFACE CONFIGURATION, OR FOR DISPLAYING EDUCATION MATERIAL OR STUDENT'S WORK
{37}
395
DF
.~ Wearing apparel {4}
399
.~.~ Headwear
DEFINITION
Classification: 434/399
Headwear:
(under subclass 395) Subject matter relating to an item worn on the head.