85777594
Nov 13, 2012
Mar 17, 2015
Papers which change color and optical characteristics, papers containing particle suspensions which change color and optical characteristics, blackboards which change color and optical characteristics, blackboards containing particle suspensions which change color and optical characteristics
Paper Goods and Printed MatterPlastic films for commercial and industrial use, namely, films which change color and optical characteristics, films containing particle suspensions which change color and optical characteristics
Rubber Goods