Glass for scientific, nautical, geodesic, electrotechnical and electronic (including wireless telegraphic), photographic, cinematographic, optical, weighing, measuring, signalling, control (inspection), rescue (life-saving) and educational apparatus and instruments; glass for analytical apparatus for use in laboratories for scientific researches and industrial testing; glass for astronomical apparatus and instruments, glass for astrophotographic objectives, glass for luminous buoys, glass for electrical and electronic calculating instruments and apparatus, glass for computers, frames and transparencies; glass coated with a conducting deposit for printed circuits for use in electronics; glass for radiological screens in this class; optical glass, name glass for optical objectives, lenses; prisms; mirrors in this class; glass for solar refractors; all the foregoing being goods included in this class

Float glass, coloured or tinted glass, enamelled glass, metallises glass, heat-proof glass; profiled glass, cut glass, moulded glass, non-reflective glass, glass for vehicles included in class 21, glass plaquettes; all the foregoing being goods included in this class

Window glass, construction glass, glazing, doors and non metallic partitions for building; sheets, plates, rods and paving stones of glass and reinforced glass for building; glass mouldings for buildings, coloured and tinted glass, stained glass windows, security glass; insulating and deflecting glazing in Class 19; mono or polycellular glass microspheres for mixing with beton, ceramics and/or plastics materials; all the foregoing being goods included in this class