Alexander Graham Bell: the life and times of the man who invented the telephone. New York, Harry Abrams, 1997. 304 p.
http://www.loc.gov/rr/scitech/mysteries/telephone.html
|
“ |
In the 1870s, two inventors Elisha Gray and Alexander Graham Bell both independently designed devices that could transmit speech electrically (the telephone). Both men rushed their respective designs to the patent office within hours of eac...
http://wiki.answers.com/Q/Who_envented_telophone&src=rs...
|
|
“ |
Alexander Graham Bell , a Scottish-born inventor, scientist, philanthropist and teacher of the deaf is the person most widely credited as the inventor of the electric telephone. On March 7th 1876 he became the first to receive a patent for ...
http://wiki.answers.com/Q/Who_invented_the_telephone
|
|
|
In which we try to decide who really invented the telephone ... Today, an old question: who invented the telephone? The University of Houston's College of Engineering presents this series about the machines that make our civilization run, and the people whose ingenuity created them.
|
www.uh.edu/engines/epi1098.htm
|
|
|
Telephone - Wikipedia, the free encyclopedia
|
|
The telephone (from the Greek: , tēle , "far" and φωνή, phōnē , "voice") is a telecommunications device that transmits and receives sound, most commonly the human voice. It is one of the most co...
en.wikipedia.org/wiki/Telephone
|
|
|
Bell's Telephone ... Bell imagined great uses for his telephone, like this model from the 1920s, but would he ever have imagined telephone lines being used to transmit video images? Since his death in 1922, the telecommunication industry has undergone an amazing revolution.
|
sln.fi.edu/franklin/inventor/bell.html
sln.fi.edu/franklin/inventor/bell.html
|
|
|
“ |
Alexander Graham Bell (1847–1922) is credited with inventing the telephone in 1875. A year later he was the first to secure a patent (exclusive right to make, sell, and use an invention). So many other inventors were working simultaneously ...
http://www.enotes.com/history-fact-finder/science-inven...
|
|
|
As a teacher of acoustics, Bell knew that the one indispensable requirement of a telephone is that it shall transmit the WHOLE of a sound, and not merely the pitch of it. Such scientists as Lord Kelvin, Joseph Henry, and Edison had seen the little Reis instrument years before Bell invented the telephone;
|
www.telephonetribute.com/telephone_inventors.html
www.telephonetribute.com/telephone_inventors.html
|
|
|
If you think that Graham Bell invented the telephone... think again! ... After having dug 100m, British scientists found traces of copper wiring dating back 1000 years, and came with the conclusion that their ancestor already had a telephone network one millenium ago.
|
www.naute.com/jokes/phone.phtml
www.naute.com/jokes/phone.phtml
|
|
