eric6.gif (7121 bytes)L. M. ERICSSON
TELEPHONES No. 771, 772 & 773
TELEPHONE - TABLE
INTERCOM TELEPHONES

771.jpg (19249 bytes)No. 771, 772 and 773
Battery-Ringing Inter-Communication Table Telephone for Metallic Lines, with Hand Micro-Telephone No. 525 and Cord No. 2142.

The required extension is selected with the lever on the front and the button on the top rings the extension.

Renumbered as the HA 250.

No. 771 shown pictured to the right.

Catalogue Number 771   772   773
Number of lines   10   15   20
Height in lines   9   9   9
Width in Inches   11   11   11
Weight in lbs.   4.9   5.1   5.3

Group 2



Taken from the Ericsson Telephone Catalogue 1903

No. 771

 

No. 773

 

 

 

 

 
 
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Last revised: May 04, 2026

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