CPC Subgroup Additional Only
H01J 2229/703 by magnetic fields
Full Title
Details of cathode ray tubes or electron beam tubes (H01J2329/00 takes precedence) > Electron beam control outside the vessel > by magnetic fields
3 direct subcodes
Child Classifications
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- H01J 2229/7031 Cores for field producing elements, e.g. ferrite
- H01J 2229/7032 Conductor design and distribution
- H01J 2229/7038 Coil separators and formers