Filed: May 29, 1980 Non-Metallic Building Material and Prefabricated Parts for Buildings-Namely, Door Frames and Window Frames; Elongated Milled… Owned by:Sondex AB Serial Number:73264031
Filed: September 28, 1982 Homogenous Material Made from Synthetic Resin in the Form of Sheets, Blocks, Rods for Use in Building Industry Owned by:Sondex AB Serial Number:73391127