gec.gif (1164 bytes)GEC No. 89

Wall Pattern

The G.E.C. Muraphone, Cat. No. 89, incorporates all the features and circuit principles of the Gecophone No. 75, but differs in that the case has been specially designed to meet the demand for a wall-mounting instrument.

Initially designed for ships in 1937.

Cat. No. Description
89 Automatic Wall Telephone

Muraphone Information

GEC Current Comments Article

Taken from the GEC Private Automatic Telephone Exchanges No. 18/3A (undated)


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Last revised: February 12, 2022