CPC Subgroup Additional Only
H01J 2229/8634 Magnetic shielding
Full Title
Details of cathode ray tubes or electron beam tubes (H01J2329/00 takes precedence) > Passive shielding means associated with the vessel > Magnetic shielding
H01J 2229/8634 Details of cathode ray tubes or electron beam tubes (H01J2329/00 takes precedence) > Passive shielding means associated with the vessel > Magnetic shielding