G01R13/404 - CPC Classification

Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values

• G01R13/405 » {using a plurality of active, i.e. light emitting, e.g. electro-luminescent elements, i.e. bar graphs} 3
• G01R13/407 » {using a plurality of passive display elements, e.g. liquid crystal or Kerr-effect display elements } 0
• G01R13/408 » {Two or three dimensional representation of measured values} 2

Recent Application in this class: