Joseph Mason and Co

of Nottingham Road, Derby
1937 Varnish, enamel, colour and cellulose enamel manufacturers.[1]
1957 Proprietary Finishes: "Masopar" High Gloss and Semi-Gloss Synthetic Enamels, "Masolac" Cellulose, "Jolex" Half-hour Finishes, "Masotex" Emulsions, "Masonia" Water Paints, "Lynomas" Enamels, "Matec" Industrial Finishes, "Asopan" range of finishes.