Glass panes; [ glass panes for windows and doors; glazing for building purposes, namely, attached exterior glazings, glued exterior glazings; glass panes, ] glass elements for facades, balustrades or roofs of buildings, namely, [ glass bricks, glass door lites, and ] insulated glass [ ; and glazing for facades, balustrades or roofs of buildings, namely, attached exterior glazings, glued exterior glazings for building or construction purposes; glass panes, glass elements glazing for building as protective elements, namely, glass bricks, glass door lites, and insulated glass; and glazing for building as protective elements, namely, attached exterior glazings, glued exterior glazings for building or construction purposes; glass panes, glass elements for building as screening elements, namely, glass bricks, glass door lites, and insulated glass; and glazing for building as screening elements, as sun protection elements or as separating elements, namely, attached exterior glazings, glued exterior glazings for building or construction purposes; glass walls for use in building construction; and building glass, namely, glass panes and glazed glass for use as screening elements, sun protection elements, or as separating elements on buildings ]