76271088
Jun 14, 2001
Jan 21, 2003
laboratory equipment made of quartz glass for use in the chemical, electronic, and semiconductor industries, namely, cells, inspection glasses, flasks, crucibles, trays, bowls, frits, taper-ground joints, wafer carriers, tube reactors for diffusion and epitaxial growth, belljars, flanges, boats, and catalyst carriers; products made of quartz glass for optical devices, namely, lenses, prisms, plates, optical filters, mirrors, mirror plates, and waveguides; optical fibers; and laboratory quartz lamp vessels for ultra-violet radiators and infrared radiators
Electrical and Scientific Apparatussemifinished quartz glass tubes, rods, plates and blocks for laboratory use in the chemical industry, the electronic industry, and the semiconductor industry; quartz glass and translucent fused quartz glass; semifinished quartz glass tubes, rods, plates and blocks for general use in the chemical industry, the electronic industry, and the semiconductor industry
Housewares and Glass