74236171
Jan 9, 1992
Oct 6, 1992
optical products; namely, antiglare panels for visual displays, optical data discs, flexible selective energy control sheets, ultraviolet filters, dichroic filters, harrow bandpass filters, visible filters, color separation filters, neutraldensity filters, heat/light separation filters, bandpass filters, beam splitterfilters, infrared filters; namely, square band filters, long and short wave pass filters and wide bandpass filters-multicolor reticles, circular variable filters, dual band filters, electro magnetic interference/radio frequency interference (EMI/RFI) filters, front surface mirrors, transparent mirrors, laser optics, coatings sold as a part of optical elements, coatings sold as a part of laser optics, thermal control coatings sold as a part of thermal control elements, and antireflection coatings sold as a part of optical elements; magnetic coatings sold as a part of magnetic media
Electrical and Scientific Apparatus