U.S. federal trademark · Serial No. 78028994 · Reg. No. 475868
CHEMICAL PRODUCTS FOR INDUSTRIAL USE, NAMELY, COLLOIDAL SILLICAS SUSPENDED IN WATER
FURBISHING AND POLISHING PREPARATIONS BASED ON SILICAS, FOR USE IN THE ELECTRONIC INDUSTRY AND OPTICAL INDUSTRY; DEGREASERS AND GRINDING PREPARATIONS BASED ON SILICAS, FOR USE IN THE ELECTRONIC INDUSTRY AND OPTICAL INDUSTRY
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