CPC Subgroup Additional Only
H01J 2223/02 Electrodes; Magnetic control means; Screens
Full Title
Details of transit-time tubes of the types covered by group H01J2225/00 > Electrodes; Magnetic control means; Screens
7 direct subcodes
Child Classifications
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- H01J 2223/027 Collectors
- H01J 2223/04 Cathodes
- H01J 2223/06 Electron or ion guns
- H01J 2223/08 Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J 2223/09 Electric system for directing or deflecting the discharge along a desired path, e.g. E-type
- H01J 2223/10 Magnet systems for directing or deflecting the discharge along a desired path, e.g. a spiral path
- H01J 2223/11 Means for reducing noise