9 Electric and electronic control, regulating and checking apparatus, namely, electronic control panels, sensors in the nature of ultrasonic and infrared edge sensors, and cameras, for use in machines for the production, editing and processing of printed matter, not for use in military equipment; [ Printing quality control apparatus, namely, apparatus for testing the quality of toner or ink fused on printing surfaces; ] Computer hardware and software for monitoring, controlling and regulating machines for the production of printed matter; [ Register marks, namely, downloadable printing fonts featuring information register marks for printed image placement; ] Register control systems, namely, electronic control systems for controlling printing and processing processes in industrial printing machines; Apparatus in the nature of electronic control systems for setting printing machines; Apparatus in the nature of electronic control systems for recording or reproduction of images, in particular [ camcorders and ] line scan cameras; CCD cameras; Image viewing apparatus, namely, [ digital frames and ] screens for displaying digital images; Image processing apparatus, comprised of PCs, monitors and computer software; Video devices, namely, video cameras and monitors, for monitoring webs; Optical and electronic apparatus for print spacing measurement, for register measurement and register control; Optical and electronic apparatus for color measurement; Optical and electronic apparatus, namely, optical character recognition apparatus for detecting printing errors; Electronic apparatus for monitoring printing quality and register errors; [ Densitometers not for medical use; ] Spectrometers for use in print inspection systems; Bar code readers; [ Digital sensors and ] ultrasound sensors and optical sensors, all being proximity sensors for web guiding; Combined regulator systems for web guiding, consisting of electronic controllers, proximity sensors, actuators and mechanical guiding devices, sold as a unit; [ Surveying, photographic, cinematographic, optical, measuring and signaling apparatus and instruments, in particular printing quality control apparatus, namely, apparatus for testing the quality of toner or ink fused on printing surfaces; ] Apparatus for recording, transmission or reproduction of sound or images; [ Magnetic data carriers, sold blank; ] Data processing equipment and computers