Automatic valves; Automatic valves for controlling the flow of oil in pipelines; Bicycle helmets; Control valves for regulating the flow of gases and liquids; Electric valve actuators; Electrical controllers; Electronic valves for controlling gas or fluids; Leak detecting device for water supplied home appliances consisting of water sensor, control unit with audible alarm and water valves; Measuring tapes; Multi-outlet socket blocks; Pressure switches and sensors for monitoring, controlling, ...