6
Common metals and their alloys; metal building materials including ready mountable building parts and ready mountable building parts for the manufacture of roofs and in the form of windows; windows, including skylights and roof windows; dormers; roof terraces, flashing frames; window frames; window sections and frames for roofs; covering materials for windows including casings and profiles; window fittings; venetian blinds; roller blinds; shutters; roller shutters; jalousies; roller jalousies; operating devices for venetian blinds, roller blinds, shutters and for roller shutters; panels and wall covering materials; parts and accessories (not contained in other classes) for all the said goods, all the said goods of metal
19
Building materials (not of metal) including ready mountable building parts; windows, including sky-lights and roof windows, windows of synthetic material/plastic; window sections; roof terraces; roof balconies; superstructures of glass; tubular skylights; flashings; window linings; jalousies; roller jalousies; shutters; roller shutters; venetian blinds (for outdoor use); parts and accessories (not contained in other classes); glass roofs; all the said goods not of metal