Motor - Uniselectors with noble-Metal Contacts in Telephone Switching Systems - Krause, Richard (London : Van Nostrands Reinhold Company Limited, 1968)
The development and Importance of the Motor Uniselector with noble metal contacts
EMD System for public Telephone Networks
Components of EMD Switching Equipment
Basic Control and Switching Processes
Switching and Trunking in Local Automatic Exchanges
Network Configurations and Switching in the Long Distance Dialling System
Keywords: TELEFONO - APARATOS Y ACCESORIOS