H01J2229/56 - CPC Classification Index

ClassID:

206117 ⎘

H01J2229/56 - CPC Classification

Classification description:

Details of cathode ray tubes or electron beam tubes Correction of beam optics

Sub-classes:

H01J2229/563 » Aberrations by type 1
H01J2229/568 » using supplementary correction devices 1

Recent Application in this class:

20060066205

Color picture tube apparatus