H01J1/05 - CPC Classification Index

ClassID:

204444 ⎘

H01J1/05 - CPC Classification

Classification description:

Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps; Main electrodes; Liquid electrodes, e.g. liquid cathode characterised by material

Recent Application in this class:

20250149285

2025-05-08

ELECTRON EMISSION APPARATUS AND ELECTRONIC APPARATUS

20220051866

2022-02-17

Electron gun device

20190355543

2019-11-21

Method and apparatus for a porous electrospray emitter

20190157036

2019-05-23

Method and apparatus for a porous electrospray emitter

20180076003

2018-03-15

Method and apparatus for a porous electrospray emitter

20170042006

2017-02-09

Liquid filament for incandescent lights

20160376150

2016-12-29

Method of fabricating electrically conductive aerogels

20160189906

2016-06-30

Liquid filament for incandescent lights

20160064205

2016-03-03

Liquid filament for incandescent lights

#10

20150170865

2015-06-18

Method and apparatus for a porous electrospray emitter