75336179
Aug 5, 1997
Feb 22, 2000
HERAEUS QUARZGLAS GMBH & CO. KG
Active Trademark
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, eyeglass lenses, prisms, plates, optical filters, mirrors, mirror plates, and waveguides; optical fibers; and laboratory quartz lamp vessels for ultra-violet radiators and infrared radiators; ] and semifinished quartz glass tubes, rods, plates and blocks for laboratory use in the chemical industry, the electronic industry, and the semiconductor industry
Electrical and Scientific Apparatusquartz 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