H01J17/00 - CPC Classification Index

ClassID:

204743 ⎘

H01J17/00 - CPC Classification

Classification description:

Gas-filled discharge tubes with solid cathode

Sub-classes:

H01J17/005 » {specially adapted as noise generators } 1
H01J17/02 » Details 1
H01J17/38 » Cold-cathode tubes 1
H01J17/50 » Thermionic-cathode tubes 0
H01J17/64 » Tubes specially designed for switching or modulating in a waveguide, e.g. TR box 3

Recent Application in this class:

20180284496

DISPLAY APPARATUS

20150263476

Laser oscillator provided with discharge tube and laser processing machine

20140314627

Hydroxyl generator

20130015699

Power supply apparatus, power supply system, vehicle, and electronic apparatus

20130004381

Hydroxyl generator

20120200613

Fluorescent lamp and image display apparatus

20100272600

Hydroxyl generator