AK relay 22J for manual exchange

Telecommunications

Exchange line and cut off relays made by the Automatic Telephone & Electric Company Ltd

Telecommunications

1938

Relays 185A/186A on mounting strip for CB1 exchanges made by the Western Electric Co. Ltd

Telecommunications

1928

Switchboard relays made by the Western Electric Co. Ltd

Telecommunications

1933

Exchange relay unit 3201 NL (non-locking)

Telecommunications

Unit of 8 exchange line and cut off relays on mounting plate

Telecommunications

Exchange relay unit 3201L

Telecommunications

Telephone exchange relays on mounting plate (for CB1 exchange)

Telecommunications

Telephone exchange relay mounting 4611A

Telecommunications

Unit of 10 exchange line and cut off relays on mounting plate made by the Automatic Telephone & Electric Company Ltd

Telecommunications

1938