Battery separator films; Crucibles for laboratory use; Electrodes; Electrodes for laboratory research; Electronic equipment, namely, electrolysis cell for use in the manufacture of various ionic solutions; Fuel cells; Glass covered with an electrical conductor; Glass tubes for scientific purposes; Graphite electrodes; Ionization apparatus for scientific or laboratory use; Laboratory chemical reactors; Laboratory glassware; Laboratory photochemical reactors; Optical glasses; Photomask substrat...