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Telephone - Wikipedia, the free encyclopedia (Search Map)
The telephone consists of an alerting device, usually a ringer, that remains ... A rotary dial telephone employs pulse dialing, sending electrical pulses ...
telephone: Definition, Synonyms from Answers.com (Search Map)
telephone ( ) n. An instrument that converts voice and other sound signals into a form that can be transmitted to remote locations and that receives
The History of the Telephone (Search Map)
The history of the telephone covering Alexander Graham Bell and Elisha Gray - telephones from early models to todays digital cell phones and pagers.
Telephone History - Invention of the Telephone (Search Map)
Fascinating facts about the invention of the Telephone by Alexander Graham Bell in 1876. ... 1885 formed American Telephone and Telegraph Company to operate ...
2877 (Search Map)
AT&T's guide to residential, business, and government directory listings, including phone numbers and addresses.
274 (Search Map)
White page and yellow page directory for finding nationwide residential and business phone numbers and addresses.
4205 (Search Map)
AT&T provides local, long distance, and other communications services and products, as well as network equipment and computer systems to businesses, consumers, telecommunications service providers, and government agencies.
HowStuffWorks "How Telephones Work" (Search Map)
Telephones are one of the most important and useful modern inventions. ... The telephone network extends worldwide, so you can reach ... A Simple Telephone ...
Telephone exchange - Wikipedia, the free encyclopedia (Search Map)
(Redirected from Telephone switch) Jump to: navigation, search ... It is sometimes confused with other concepts of telephone geography, such as NPA or area code. ...
Telephone interfacing circuits (Search Map)
Telephone line interfacing described. ... More details implementing telephone line interface. Problems in linking telephone hybrid to audio system ...