4. Multiplex communications
  5. Pathfinding or routing
  6. Through a circuit switch

Robert J. Buttell

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Programmable telecommunication switch for personal computer

Telephonic communications – Centralized switching system – Switching controlled in response to called station...
Patent

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Programmable telecommunications switch for personal computer

Multiplex communications – Pathfinding or routing – Through a circuit switch
Patent

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Profile ID: LFUS-PAI-P-1119176

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