Circuit arrangements for second or subsequent stages of hunting switching

Full Title

Selecting arrangements (H04Q5/00 - H04Q11/00 take precedence) > Circuit arrangements for second or subsequent stages of hunting switching

Child Classifications

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• H04Q 3/34 for the second preselection stage
• H04Q 3/36 for the second line-finder stage
• H04Q 3/38 for stages after the group selector stage
• H04Q 3/40 for stages after the line selector, e.g. for extension selector