IPC Subgroup
H01P 1/22 Attenuating devices
Introduced: September 1968
Last revised: January 2006
Full Title
Auxiliary devices > Attenuating devices
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- WAVEGUIDES; RESONATORS, LINES OR OTHER DEVICES OF THE WAVEGUIDE TYPE
Related Keywords
PAD(S) for attenuating microwaves
1 direct subcode
Child Classifications
Navigate with arrow keys, Enter to open
- H01P 1/23 using ferromagnetic material