CPC Subgroup Additional Only
H01J 2229/5681 magnetic
Full Title
Details of cathode ray tubes or electron beam tubes (H01J2329/00 takes precedence) > Correction of beam optics > using supplementary correction devices > magnetic
3 direct subcodes
Child Classifications
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- H01J 2229/5682 Permanently magnetised materials, e.g. permanent magnets
- H01J 2229/5684 Magnetic materials, e.g. soft iron
- H01J 2229/5687 Auxiliary coils