U.S. federal trademark · Serial No. 72284995 · Reg. No. 0867147
SAFETY SIGHT GLASS COMPRISING A RELATIVELY THICK GLASS LENS AND A RING FOR PRESSURE-TIGHT ATTACHMENT TO CHEMICAL REACTORS, CHEMICAL PRESSURE VESSELS, CHEMICAL MIXING VESSELS, WIND TUNNELS, DISTILLATION COLUMNS, PIPELINES AND CHEMICAL PROCESSING EQUIPMENT
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.