9 Electrical and electronic control, regulating, switching and monitoring apparatus, in particular drive regulating devices, digital and analog interface components, operating devices, power elements, rectifiers, frequency converters for servo motors, industrial robots and resistance welding installations and for industrial assembly tools; controls for resistance welding installations, robot controls; electrical drive mechanisms, in particular for numeric controls, digital control and drive regulating systems for synchronized driving of machine shafts, electrical and electronic control and regulating apparatus for automating production machines, including assembly and handling machines; apparatus, and systems consisting thereof, for monitoring, controlling and regulating movement processes and of resistance welding installations; digital control and drive regulating systems for positioning shafts in automation technology, consisting of control units, including hardware and software, electronic drive regulating devices, digital and analog interface components, servo motors, operating units, sensors, as well as measuring, signaling and control lines; components of all the above mentioned goods; programs recorded on data carriers and software for operating the above mentioned devices and systems, in particular digital automating devices, numeric controls and electrical drive mechanisms, electrical and electronic control and regulating apparatus