CPC Subgroup Additional Only
H01J 2201/316 having an electric field parallel to the surface thereof, e.g. thin film cathodes
Full Title
Electrodes common to discharge tubes > Cold cathodes > having an electric field parallel to the surface thereof, e.g. thin film cathodes
1 direct subcode
Child Classifications
Navigate with arrow keys, Enter to open
- H01J 2201/3165 Surface conduction emission type cathodes