19 Glass for building and construction, namely, toughened glass; laminated glass, coated glass; architectural sheets and panels made of glass, namely, windows, doors, porches, conservatories, interior screens and partitions for building; multi-pane glazing units for building; structural glass assemblies for building; variable light transmission laminated building glass and structural parts therefor; projection walls of non-metallic materials, namely, laminated glass sheets and panels incorporating a liquid crystal film for building; outdoor building material not of metal and non-luminous, namely, advertising boards, advertising hoardings; section panels for advertising, fascias for advertising