19 SPANDRELS, SUN CONTROL GLASS AND SUN CONTROL GLASS UNITS, SOUND CONTROL GLASS UNITS, INSULATING GLASS UNITS, DIFFUSION GLASS, DECORATIVE GLASS SUCH AS FOR PARTITIONS, WIRE GLASS, HEAT ABSORBING GLASS, STRUCTURAL GLASS,TEMPERED GLASS, SHEET GLASS, SAFETY GLASS, AND TINTED GLASS