DocumentCode
1092884
Title
An Automatic Telephone Operator
Author
Hammer, Williani J.
fYear
1903
Firstpage
31
Lastpage
54
Abstract
A description of an automatic telephone exchange operator, power driven, which performs the functions of switching, signalling, lineclearing, etc., of the human operator, and exactly similar means. Also a comparison of the salient features of the manual and automatic systems.
Keywords
Contacts; Humans; Joining processes; Magnets; Plugs; Relays; Remuneration; Switching circuits; Telephone sets; Telephony;
fLanguage
English
Journal_Title
American Institute of Electrical Engineers, Transactions of the
Publisher
ieee
ISSN
0096-3860
Type
jour
DOI
10.1109/T-AIEE.1903.4764275
Filename
4764275
Link To Document