ClassID:

204982

H01J29/076 - CPC Classification

Classification description:

Details of cathode-ray tubes or of electron-beam tubes of the types covered by group; Electrodes; Screens; Mounting, supporting, spacing or insulating thereof; Screens for shielding; Masks interposed in the electron stream; Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures

Recent Application in this class: