Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Business
Class Information
Number: 434/367
Name: Education and demonstration > Means for demonstrating apparatus, product, or surface configuration, or for displaying education material or student's work > Means for comparing characteristics of plural articles or materials
Description: Subject matter wherein two or more similar articles or materials are displayed so that differences in quality or characteristics can be recognized.










Query failed!