TEKSCEND

Photomask substrates, namely, synthetic quartz glass plates being structural parts of excimer steppers, for use in fabrication of integrated circuits; semiconductors; printed circuit boards; electronic circuits, not including those recorded with computer programs; integrated circuits, namely, chips; wafers for integrated circuits; LCDs; color filters for liquid crystal displays; optical filters; exposed slide films; toner cartridges, unfilled, for printers and photocopiers; ink cartridges, unfilled, for printers and photocopiers; photographic, electrostatic and thermic photocopiers; facsimile machines