ROTEX
Chemical Tumbling Compounds and Materials in Dry Powder, Liquid, or Paste Form, for Use in Preparing the Surfaces of Metals Prior to Inspection, Electroplating, Painting, or Lacquering, Whether Coated or Uncoated, to Protect Such Surfaces from Wear, Corrosion, to Enhance the Appearance of the Product, Removing Contamination, and Various Types of Soil or to Obtain a More Brilliant Surface Appearance
Cancelled · January 20, 1960 · 72089360 ·