Roll-over prevention sensors, pressure relief safety valves and electronic monitors for land vehicles with or without trailers, said sensors, valves and monitors also being part of electronic brake controls, electronic brake control monitors, electronic chassis controls, and electronic chassis control monitors, all for land vehicles, particularly commercial motor vehicles, not sold as a component part of a vehicle

Mechanically, pneumatically, hydraulically, electrically, electromagnetically operated and monitored level control, driving and braking controls being part of a level control, driving and braking system sold as a component part of land vehicles; Controllers for controlling, governing, interfering with and monitoring level control systems, driving and braking controls and being part of a level control, driving and braking system sold as a component part of and vehicles; Electrical, electronic measuring control, closed-loop-control for level control, driving and braking controls all sold as component parts for land vehicles, including motor vehicles, rail vehicles and trailers; Roll-over prevention sensors, safety valves and electronic monitors for land vehicles with or without trailers, said sensors, valves and monitors also being part of electronic brake and chassis control monitors and controls for land vehicles, particularly commercial motor vehicles, sold as component parts of a vehicle

[ Repair and maintenance of electrical, electronic measuring, control and closed-loop control apparatuses for level control, driving and braking systems for land vehicles and trailers ]