DocumentCode :
1274043
Title :
First installation “director” telephone equipment
Volume :
44
Issue :
3
fYear :
1925
fDate :
3/1/1925 12:00:00 AM
Firstpage :
222
Lastpage :
222
Abstract :
The first public central office telephone installation using the “director” type of automatic switching equipment was successfully completed November fifteenth, at Havana, Cuba. The equipment was manufactured by the Automatic Electric Company of Chicago, and installed by them in co-operation with the engineers of the International Telephone and Telegraph Corporation, New York.
fLanguage :
English
Journal_Title :
A.I.E.E., Journal of the
Publisher :
ieee
ISSN :
0095-9804
Type :
jour
DOI :
10.1109/JAIEE.1925.6537119
Filename :
6537119
Link To Document :
بازگشت