Alexander Graham Bell invented the telephone in 1875.
One precursor to the development of the electromagnetic telephone originated in
1833 when Carl Friedrich Gauß and Wilhelm Eduard Weber invented an ...
... the deaf while attempting to invent a machine that would transmit sound by
electricity. Bell was granted the first official patent for his telephone in March 1876
Alexander Graham Bell is often credited as the inventor of the telephone ...
Alexander Graham Bell: the life and times of the man who invented the telephone
Alexander Graham Bell invents the telephone. ... Bell filed a patent application, a
claim that “I have invented.“ Gray, on the other hand, filed a caveat, a document ...
The patent was issued on March 7, 1876. The telephone carried its first
intelligible sentence three days later in the rented top floor of a Boston boarding
house at ...
Alexander Graham Bell was NOT the inventor of the telephone. He was a thief.
Alexander Graham Bell is most well known for inventing the telephone. ... This
led him to invent the microphone and later the "electrical speech machine" -- his ...
4 days ago ... In 1868 Joseph Stearns had invented the duplex, a system that ... that both Bell
and Gray independently devised their telephone designs as an ...
Jun 17, 2002 ... The US Congress yesterday recognised an impoverished Florentine immigrant
as the inventor of the telephone rather than Alexander Graham ...