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6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
metal expansion joints for piping and ducting for floors and walls in environmental control systems for use in industrial applications; metal ducts for use in environmental control systems used in industrial applications
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7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
cyclones and gasifiers for use in environmental control systems used in industrial applications; centrifugal, suction, turbine and magnetic drive pumps for use in industrial applications; dust collecting machines for industrial environmental processing; dust collecting machines for chemical environmental control systems in industrial applications; electric hydraulic hammers and mechanical discharging hoppers for use in environmental control systems in industrial applications; diffusers used in machines for wastewater and clean water treatment for use in environmental control systems in industrial applications
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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.
electrostatic emission control devices, namely, electrostatic precipitators for reducing particulate emissions in environmental control systems used in industrial applications; electrical integrated control systems and timers for use in the field of environmental control systems used in industrial applications
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
filter media housing units specially adapted for fibrous filtering media for use in environmental air control systems used in industrial applications; fibrous filtering media for use in environmental air control systems used in industrial applications; industrial gas scrubbers for use in environmental control system; industrial scrubbers for use in environmental control system for removing particulate matter from the air during industrial processing, namely, venture scrubbers; waste gas treatment systems comprised primarily of filters for use in environmental control systems in industrial applications; catalytic oxidizers for industrial air pollution control for use in environmental control systems in industrial applications; exhaust gas treatment systems for gas turbine exhaust comprised primarily of air filtering units for use in environmental control systems in industrial applications; combustion systems for industrial and utility boilers comprised primarily of combustion chambers for use in environmental control systems in industrial applications; environmental control apparatus, namely, mist eliminator for use in environmental control systems in industrial applications; industrial dampers, namely, control devices used in air ducts to regulate the flow of air and exhaust in environmental control systems used in industrial applications; separators for the cleaning and purification of gases and liquids used in industrial applications; industrial cooling and drying apparatus, namely, strip coolers for cooling air exhaust; ventilation hoods for use in industrial applications; emission control systems comprised primarily of indirect contact heat exchangers and ozone-based control devices using gas and vapor condensing to control and treat emissions
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17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
non-metallic and composite flexible expansion joints for piping and rigid ducting for use in environmental control systems used in industrial applications
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37
Building construction; repair; installation services
technical consulting relating to the installation and repair of environmental monitoring, emissions control, catalytic reduction and process control and product recovery apparatus and equipment; technical assistance services in the nature of repair of environmental monitoring, emissions control, catalytic reduction and process control and product recovery apparatus and equipment; installation and repair services of environmental monitoring, emissions control, catalytic reduction and process control and product recovery apparatus and equipment
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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, technical consulting, computer consulting, custom design, technical assistance in the nature of troubleshooting computer software problems, and computer software installation and repair services in the fields of environmental monitoring, emissions control, catalytic reduction and process control and product recovery systems and equipment