[Class : 19] Glass (Alabaster ) Glass (Building ) Glass Granules For Road Marking Granules For Marking Out Roads (Glass ) Insulating Glass [Building] Plate Glass [Windows], For Building Safety Glass Stained Glass Windows Window Glass [Except Glass For Vehicle Windows] Window Glass, For Building Windows (Stained Glass ) Alabaster Glass Building Glass[Class : 20] Mirrors [Looking Glasses] Silvered Glass [Mirrors][Class : 21] Crystal [Glassware] Enamelled Glass Figurines [Statuettes] Of Porcelain, Terra Cotta Or Glass Glass Bowls Glass Bulbs [Receptacles] Glass Caps Glass Flasks [Containers] Glass For Vehicle Windows [Semi Finished Product] Glass Incorporating Fine Electrical Conductors Glass Jars [Carboys] Glass (Opal ) Glass [Receptacles] Glass Stoppers Glass, Unworked Or Semi Worked [Except Building Glass] Glass Vials [Receptacles] Glass Wool Other Than For Insulation Glassware (Painted ) Jars (Glass ) [Carboys] Lamp Glass Brushes Mosaics Of Glass, Not For Building Opal Glass Opaline Glass Plate Glass [Raw Material] Powdered Glass For Decoration Signboards Of Porcelain Or Glass Statues Of Porcelain, Terra Cotta Or Glass Statuettes Of Porcelain, Terra Cotta Or Glass Stoppers (Glass ) Works Of Art, Of Porcelain, Terra Cotta Or Glass Bowls (Glass ) Boxes Of Glass Busts Of China, Terra Cotta Or Glass