U.S. federal trademark · Serial No. 73333311 · Reg. No. 1257232
Chemical Compounds Containing Either Silver or Gold-Namely, Potassium Silver Cyanide, Silver Nitrate, Silver Cyanide, Gold Potassium Cyanide, Yellow Gold Chloride and Brown Gold Chloride for Industrial and Laboratory Use
Gold Ingots and Gold and Silver Bars
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