72199899
Aug 14, 1964
Jun 15, 1965
ADDITIVES IN ELECTROPLATING BATHS, CORROSION INHIBITORS, PICKLING INHIBITORS, MONOMERS FOR PRODUCING POLYMERS, CHEMICAL INTERMEDIATES, GELLING AGENTS, AND SURFACE ACTIVE AGENTS HAVING WETTING, DISPERSING, DETERGENT, AND EMULSIFYING PROPERTIES
Metal Goods