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ERICSSON
TELEPHONE No. 855
 


SPECIAL TELEPHONE INSTRUMENTS
WALL TELEPHONE AND SOUNDER COMBINED, FOR USE ON TELEGRAPH LINES No. 855


855.jpg (9667 bytes)This instrument consists of a line condenser, a buzzer with condenser, a hand microtelephone No. 522 with cord No. 2142, terminals for ringing and microphone batteries, line, and earth, and is intended for use where both telephonic and telegraphic communication are required over the same wires.

The buzzer is used for calling.

Weight 5 lbs.

Price 3 15s.
Taken from the Ericsson Telephone Catalogue 1903

 
 
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Last revised: October 11, 2019

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