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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.
solid adsorbents-namely, impregnated and non-impregnated activated carbon, charcoal, porous metal oxides, zeolites, and aluminas, for use in fields comprising process filtration, noble metal recovery, air filtration, pollution control, and selective solvent separation
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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.
electronic testing apparatus for testing air and gas filters, mechanical and electronic equipment for solvent recovery comprising electronic controllers, solvent removal apparatus, and solvent recovery apparatus, electronic gas analyzers for analyzing the composition of gas samples and electronic gas detectors for detecting the presence of specific gas composition
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
air and liquid filters in the nature of containers of impregnated and non-impregnated activated carbon, charcoal, porous metal oxides, zeolites, and aluminas, and portable air samplers in the nature of portable containers of impregnated and non-impregnated activated carbon, charcoal, porous metal oxides, zeolites and aluminas
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37
Building construction; repair; installation services
custom construction of solvent recovery systems for others
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42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
engineering, consulting, design, and testing services for adsorption-related systems-namely, noble metal recovery, radio-iodine recovery, adsorption-based solvent recovery, adsorption-based air and gas cleaning including for war gas protection, adsorption-based nuclear reaction primary loop clean-up