1667:
Robert Hooke invented a string telephone
http://en.wikipedia.org/wiki/Tin_can_telephone
1844: Innocenzo Manzetti
The first mooted the idea of a “speaking
telegraph”
1867
Alexander Graham Bell invented the telephone
• http://comminfo.rutgers.edu/~dalbello/FLVA/in
frastructure/infoinfra/telephone/index.html
• April 1, 1976 Apple INCwith the release of
the Apple 1
http://en.wikipedia.org/wiki/History_of_Apple_Inc.
1877
The first telephone appeared in Wisconsin. Appleton banker Alfred Galpin ran a line
from his residence to the bank
.
March 1926: First transatlantic telephone call,
from London to New York
April 1970: world's first videophone call via an
electro-mechanical AT&T unit, from Washington, D.C. to New
York City, by then-Commerce Secretary Hebert Hoover.
April 1973:Motorola employee Martin Cooper placed
the first hand-held cell phone call to Joel Engel, head of
research at AT&T’S Bell Labs while talking on the first
Motorola DynaTAC prototype.
1981: The world's first fully automatic
mobile phone system NMT is started in
Sweden and Norway.
http://en.wikipedia.org/wiki/File:Original_iPhone_dock
ed.jpg
3 March 2008