System for correcting electron beam from single cathode in...
System for correcting for color impurities due to horizontal bea
System for coupling the focus current to the focus voltage of a
System for generating triggering pulses for use in beam indexing
System for segmentally refreshing the stored electron gun drive
System for stabilizing cathode emissions with an in-line gun cat
System for the display of luminous data with improved readabilit
System making it possible to control the shape of a charged part