H01J31/125 - CPC Classification Index

ClassID:

205109 ⎘

H01J31/125 - CPC Classification

Classification description:

Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored; Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen; Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection

Sub-classes:

H01J31/126 » {using line sources} 9
H01J31/127 » {using large area or array sources, i.e. essentially a source for each pixel group} 958

Recent Application in this class:

20120175036

Automatic spacers mounting system for field emission display and method of automatically mounting spacers

20120050222

Touch sensor and fluorescent display having the same

20070108887

Electron-emitting element, fluorescent light-emitting element, and image displaying device

20070057616

Electrostatic deflection system and display device

20050269938

Multi color luminous fluorescent display device

20050127814

Method for manufacturing electron-emitting material