73230491
Sep 7, 1979
Sep 8, 1981
Wetting and Dispersion Agents for Dyeing, and Printing; Lubricating, Sizing and Printing Thickening Agents for the Textile Industry; Auxiliary Chemicals for the Paper Industry-Namely, Defoaming Agents, to Increase Wet Tensile Strength, Improve Printing Properties and Surface Conditions; and Flotation Agents for the Textile Industry
Chemicals