Description: Class 1: SINGLE CRYSTAL SUBSTRATES, NAMELY [ SUBSTRATES OF ] GALLIUM ARSENIDE, [ GADOLINIUM GALLIUM GARNET ] AND YTTRIUM ALUMINUM GARNET USED TO MANUFACTURE ELECTRONIC COMPONENTS; DIELECTRIC COATINGS FOR OPTICAL COMPONENTS AND FOR LASER RODS AND SLABS; MAGNETIC FILMS GROWN ON SINGLE-CRYSTAL SUBSTRATES FOR USE IN ELECTRONIC DISPLAYS; YITRIUM IRON GARNET ELEMENTS FOR USE IN MICROWAVE COMPONENTS; [ AND SINGLE CRYSTALS OF ZINC OXIDE USED AS TRANSDUCER ELEMENTS ]
Class 9: MICROWAVE COMPONENTS, NAMELY ANTENNA FEEDS, ANTENNA PLANAR ARRAYS, OSCILLATORS, FILTERS, ATTENUATORS, MIXERS, AMPLIFIERS, MICROWAVE CIRCUITS IN THE FORM OF STRIPLINE PACKAGES, MULTIPLIERS, ISOLATORS, CIRCULATORS, DUPLEXERS, PHASE SHIFTERS, COUPLERS, SWITCHES, ROTARY JOINTS AND WAVEGUIDES; OPTICAL COMPONENTS, NAMELY BREWSTER ANGLE WINDOWS, MIRRORS AND MIRROR BLANKS, LENSES AND LENS ASSEMBLIES, OPTICAL WEDGES, ETALONS, LITTROW PRISMS, RIGHT ANGLE PRISMS, DOVE PRISMS, FOLDING PRISMS, POLARIZERS AND POLARIZATION ROTATORS, BEAM-SPLITTERS, INTERFEROMETER FLATS, PLANE PARALLEL WINDOWS AND WAVEPLATES, ALL HAVING OPTICAL APPLICATIONS; AND LASER MATERIALS, NAMELY SINGLE-CRYSTAL LASER RODS AND SLABS AND SINGLE-CRYSTAL FREQUENCY DOUBLING CRYSTALS
