STERLING TELEPHONE AND ELECTRIC Co. Ltd
AUTOMATIC REPLY AND CALL BATTERY RINGING TELEPHONES
(SIDE STATIONS)

No. U 505

Reply and Call Wall Telephone, fitted with Standard Pattern Hand Combination (No. U 175 ), Call Bell, etc.

The "Sterling" Automatic Reply and Call System has been designed for cases where it is not desirable or convenient to use a Central Station Annunciator Switchboard. It is, generally speaking, most useful where the Principal wishes to call all the outer offices, and vice versa.
 

 
 
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Last revised: April 28, 2021

FM2