H04Q3/32 - CPC Classification Index

ClassID:

231236 ⎘

H04Q3/32 - CPC Classification

Classification description:

Selecting arrangements Circuit arrangements for second or subsequent stages of hunting switching

Sub-classes:

H04Q3/34 » for the second preselection stage 0
H04Q3/36 » for the second line-finder stage 0
H04Q3/38 » for stages after the group selector stage 1
H04Q3/40 » for stages after the line selector, e.g. for extension selector 1

Recent Application in this class:

20090225972

Voiding calls to signal supplementary services