Machines, in particular for the transfer of media in the form of solid, liquid and gaseous substances between counter-moving parts, in particular rotating machine parts in the nature of slip rings, current collectors, rotary electrical, mechanical, fluid, gas, light and media joints, turntables, positioning devices in the nature of positioning drives, and rotating drives; Slip ring brushes for machines; Dynamo brushes; parts of machines, namely, rotary joints being for the transmission of fluid and gas

Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking, supervision, life saving and teaching apparatus and instruments, namely, slip rings not being parts of machines, current collectors not being parts of machines, rotary transformers, rotary electrical, mechanical, fluid, gas, light and media joints being for the transmission of electricity, energy, data, optical signals, and electrical signals, optical transmitters, optical receivers, electrical transmitters, electrical receivers, capacitive transmitters, capacitive receivers, inductive transmitters, and inductive receivers; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Apparatus for recording, transmission or reproduction of sound or images; Calculating machines, data processing equipment and computers; Equipment, assemblies and components for the transfer of electrical and optical signals and energy, and for data transmission between counter-moving units, namely, cables for optical signal transmission between counter-moving units, inductive couplers, capacitive couplers, inductive connectors, and capacitive connectors; Rotary transformers, electric connectors, and electric connectors in the nature of slip rings not being parts of machines and rotary electrical, mechanical, fluid, gas, light and media joints not being parts of machines, and component parts therefor

Scientific and technological services, namely, research and design in the field of slip rings, rotary electrical, mechanical, fluid, gas, light and media joints, rotary machines and parts and applications including such parts; Industrial analysis and research services in the field of slip rings, rotary electrical, mechanical, fluid, gas, light and media joints, rotary machines and parts and applications including such parts; Design and development of computer hardware and software for the aforesaid equipment, assemblies and components for the transfer of electrical and optical signals and energy, and for data transmission between counter-moving units, rotary transformers, slip rings and collectors