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Telephone
Alexander Graham Bell, inventor of first practical telephone
Antonio Meucci, inventor of early telephone
Cellular Radio Telephone
Facsimile Transmission, communication system using telephone lines
Telecommunications
Voice over Internet Protocol or VoIP
Wireless Communications, various telecommunications systems that use radio waves
automation, impact of
cell phones
communications technology
convergence of cable, Internet, telephone services
distance education, use in
history of the telephone
hotline to the Kremlin
industry mergers
invention and development
law enforcement procedure
long-distance telephone service
manufacturing
pictures and illustrations
quotations
regulation and oversight
telephone poles and lines
telephones per capita in each country
units of measure for telecommunications
Voice over Internet Protocol or VoIP
wireless communications
Bell, Alexander Graham
Bell, Alexander Graham (1847-1922), American inventor and teacher of the deaf, most famous for his work on the telephone.
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