- automanual exchange
- centrala telefoniczna ręczna współpracująca z centralami automatycznymi
English-Polish dictionary for engineers. 2013.
English-Polish dictionary for engineers. 2013.
Telephone number — A telephone number or phone number is a sequence of digits used to call from one telephone line to another in a public switched telephone network. When telephone numbers were invented, they were short as few as one, two or three digits and were… … Wikipedia
List of telephone switches — This is intended to be a list of the more common central office (telephone company operated) telephone switches. This list is nowhere near complete. Many British and non North American switches are missing.AGCS*GTD 5 EAXAlcatel*E10 Five *E10B… … Wikipedia