1
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.
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 ]
9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
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