H04Q3/18 - CPC Classification Index

ClassID:

231229 ⎘

H04Q3/18 - CPC Classification

Classification description:

Selecting arrangements Circuit arrangements for first stage of hunting switching

Sub-classes:

H04Q3/20 » for preselectors 0
H04Q3/24 » for line finders 0
H04Q3/30 » Selector finders, i.e. allotters 0