S.T.C. Type 47001
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Used by other telephone administrations The S.T. & C. 47001 P.A.B.X.
This PABX has a capacity of 70 lines. If a called extension is busy, the caller can hold and if the called phone is replaced, will be connected. Taken from a n advert in the POEEJ Volume 19 dated July 1926
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Last revised: July 27, 2022FM | ||||||||
