9 [ OPTICAL GLASSES; OPTICAL FIBER GLASSES; COLORED GLASSES; OPAL GLASSES; SHIELDING AND GLARE PROTECTION GLASSES; FILTER GLASSES; LABORATORY AND SCIENTIFIC GLASS EQUIPMENT, NAMELY, CUPS, RETORTS, SIPHONS, TEST TUBES, BURETTES, PIPETTES, BOWLS, BOTTLES, FILTERS, COOLERS, CYLINDERS, CUVETTES, TUBES, FAUCETS, VALVES, SEALS, SUCTION FILTERS, THERMOMETERS, GLASS RODS, GLASS TUBES AND PHOTOGRAPHIC FILTERS; GLASS EQUIPMENT FOR THE MANUFACTURE AND PURIFICATION OF CHEMICALS ]