Download presentation
Presentation is loading. Please wait.
Published byCornelius Chase Modified over 9 years ago
1
Intro Telephone Technology
2
The first inventor of the telephone was Alexander Graham Bell. The day that Alexander Graham bell decided to make the telephone was march 7 th 1876 when he was 29. Alexander Graham Bell was from Edinburgh United Kingdom Alexander graham Bell
3
History of telephones 1960s-1980s 1844: Innocenzob Manzetti first suggests the idea of an electric speaking telegraph or telephone. !849 Antonio Meucci came out with a communicating device to people in Havana and 1667 – Robert Hooke was the inventor who created the string phone. 1854- Charles Boursel a make and break telephone. Charles Boursel Antonio meucii Innocenzob Manzetti
4
History of the telephone 1990s -25 January 1915: The first transcontinental (coast-to-coast) telephone call (3600 miles -21 October 1915: First transmission of speech was put across the Atlantic Ocean by radiotelephone from Arlington, VA to Paris, France -1995 the caller id was created -1983 the last manual switchboard was retired
5
History of telephones 2000 s 2002 July 11 Antonio meucii was recognized for the work he had done by the United states house repersintives. 2005 mink Louisiana final got a traditional landline telephone service one of the last in the u s a
6
Number of phones in the world to day In the world to day there is 6.8 billion. There is 1 150 000 000 phones in china the most in the world. The place with the least amount of phones is in Cuba with 1 300 00 phones.
7
The first cell phone The first cell phone was created by Martin cooper and the first call was made 40 years ago.
8
Bell telephone company The first tell a phone company was bell and it came out in 1877 July 9 th. The first telephone company bell was cerated by Alexander Graham Bell and his father in law. By the 1900 century there was over 600 000 phones in the bells system
9
The best selling telephone 2013. The most selling telephone in 2013 is the the apple I 5 phone with 35 million with the Samsung galaxy fallowing right behind it with 30 million sells and with the I phone 4 s fallowing the Samsung with 27.5 million sells.
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.