42 Quality control for others and authentication services in the field of turbochargers, motors, engines, propellers, propulsion systems and power generation systems; Design, development, installation, maintenance and repair of computer software for use in connection with turbochargers, motors, engines, propellers, propulsion systems and power generation systems; design, development, installation, maintenance and repair of computer software for the control and regulation of turbochargers, motors, engines, propellers, propulsion systems and power generation systems, in particular for measuring of temperatures, pressures, velocities and vibrations within a turbocharger, motor, engine, propeller, propulsion system or power generation system; design, development, installation, maintenance and repair of electronic control and regulation devices for turbochargers, motors, engines, propellers, propulsion systems and power generation systems, in particular instruments for measuring of temperatures, pressures, velocities and vibrations within a turbocharger, motor, engine, propeller, propulsion system and power generation system; design, development, installation, maintenance and repair of sensors for generating data for turbochargers, motors, engines, propellers, propulsion systems and power generation systems; design, development, installation, maintenance and repair of sensors for turbochargers, motors, engines, propellers, propulsion systems and power generation systems; engineering services in the field of computer software and hardware for use in connection with turbochargers, motors, engines, propellers, propulsion systems and power generation systems; industrial analysis and industrial research services in the area of turbochargers, motors, engines, propellers, propulsion systems and power generation systems; design, development, installation, maintenance and repair of computer software; software as a service (SaaS) services featuring software for the control and regulation of turbochargers, motors, engines, propellers, propulsion systems and power generation systems; design and development of computer hardware and computer software for industrial applications; design and development of computer software for evaluation and calculation of data