Scientific, surveying, optical, weighing, measuring, signalling, checking (supervision) apparatus and instruments, in particular for flow measurement and adjustment in the ventilation and water industries, alcohol filtering installations and electrical apparatus and instruments included in class 9; apparatus for recording, transmission or reproduction of sound or images; control equipment and systems in particular for the control of filters, filter recirculation circuits or filter systems; data-processing equipment and computers; fire-extinguishing apparatus, in particular apparatus for extinguishing fires in buildings.

Heating, steam generating, refrigerating, drying, ventilating, water supply, water purification and sanitary installations, air conditioning installations, water treatment installations, liquid filtering apparatus and flue gas systems; components for ventilation and air conditioning technology, and in the field of railway rolling stock.

Vehicles and parts therefor, in particular pipes for installation purposes, of metal and paper and/or plastic for electric installations used in vehicle construction.

Plastics in extruded form for use in manufacture, in particular heat-shrunk semi-finished goods of plastic, in particular sleeves being pipe connections, covers for pipes, channels, rollers, anti-corrosion sleeves and anti-corrosion collars, pipes and pipe end pieces of plastic, seals, vent pipes for oil tanks, bands for pipe connections, connection pieces for pipes in the form of flanges, flange sleeves, flanged sockets, pipe sections, flexible pipes for installation purposes; packing, stopping and insulating materials, insulating materials for building; flexible tubes (not of metal), in particular flexible tubes and tube sections for industrial and mining purposes.

Building materials (non-metallic), other than shuttering boards for building purposes and in particular flexible pipes, including tubular sound dampers as parts for ventilating installations, chimneys and gas pipes, weatherproof gratings, flue gas pipes, chimney components, in particular including components for ventilating and air conditioning technology; pipes (not of metal), in particular pipe fittings, in particular for ventilating technology, for measuring and regulating flow, outlets and air distributors for ventilating installations and accessories therefor, namely heat shrunk bands, wire clamps, band clamps, flexible, semi-flexible and rigid pipes and tubes, in particular for installation purposes, and connection pieces for pipes in the form of sleeves, bushings, flanges, flange sleeves, flanged sockets, pipe and tube sections; non-metallic transportable buildings.

Laser cutting, cutting into lengths and sections, individual, small batch and series production (wage accounting) within the framework of metal treating and metal working, in particular for pipes, shaped parts, components and ventilation parts for railway rolling stock.

Tuition; training; coaching in the form of individual consultation for executives in economic and management matters; arranging and conducting of seminars.

Engineering services, technical design, technical planning and technical consultancy in the fields of ventilating, flue gas, plug and socket connection systems, and low-energy and passive-house technology; scientific and industrial research; computer programming.

Finished products of plastic material, namely plastic slabs and sheets for construction, windows, doors, frames; composite products of wood and synthetic materials, namely surfaces for shaping, window ledges, windows, doors, frames; plywood in the form of layered boards and blockboards, in particular for formwork, for construction of houses and vehicles; building elements of wood (windows, floors, doors, frames, blocks); laths for wood panelling.

Composite products of wood and synthetic materials, namely furniture elements.

Scientific, surveying, optical, weighing, measuring, signalling, checking (supervision) apparatus and instruments, namely for flow measurement and adjustment in the ventilation and water industries, alcohol-filtering installations; electric apparatus and instruments for quality control with regard to tube and pipe manufacturing and for controlling air conduction; control equipment and systems in particular for the control of filters, filter recirculation circuits or filter systems; fire-extinguishing apparatus, in particular apparatus for extinguishing fires in buildings.

Heating, steam generating, refrigerating, drying, ventilating, water supply, water purification and sanitary installations, air conditioning installations, water treatment installations, liquid filtering apparatus and flue gas systems; components for ventilation and air conditioning technology, and in the field of railway rolling stock.

Vehicles, namely parts therefor, in particular pipes for installation purposes, of metal and paper and/or plastic for electric installations used in vehicle construction.

Plastics in extruded form for use in manufacture, in particular heat-shrunk semi-finished goods of plastic, in particular sleeves being pipe connections, covers for pipes, channels, rollers, anti-corrosion sleeves and anti-corrosion collars, pipes and pipe end pieces of plastic, seals, vent pipes for oil tanks, bands for pipe connections, connection pieces for pipes in the form of flanges, flange sleeves, flanged sockets, pipe sections, flexible pipes for installation purposes; packing, stopping and insulating materials, insulating materials for building; flexible tubes (not of metal), in particular flexible tubes and tube sections for industrial and mining purposes.

Building materials (non-metallic), other than shuttering boards for building purposes and in particular flexible pipes, including tubular sound dampers as parts for ventilating installations, chimneys and gas pipes, weatherproof gratings, flue gas pipes, chimney components, in particular including components for ventilating and air conditioning technology; pipes (not of metal), in particular pipe fittings, in particular for ventilating technology, for measuring and regulating flow, outlets and air distributors for ventilating installations and accessories therefor, namely heat shrunk bands, wire clamps, band clamps, flexible, semi-flexible and rigid pipes and tubes, in particular for installation purposes, and connection pieces for pipes in the form of sleeves, bushings, flanges, flange sleeves, flanged sockets, pipe and tube sections; non-metallic transportable buildings.

Laser cutting, cutting into lengths and sections, individual, small batch and series production (wage accounting) within the framework of metal treating and metal working, in particular for pipes, shaped parts, components and ventilation parts for railway rolling stock.

Tuition; training; coaching in the form of individual consultation for executives in economic and management matters; arranging and conducting of seminars.

Engineering services, technical design, technical planning and technical consultancy in the fields of ventilating, flue gas, plug and socket connection systems, and low-energy and passive-house technology; scientific and industrial research; computer programming.