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Period: Feb 4, 1400 to
History of Communications
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Feb 3, 1446
Gutenberg type printing press
Johann Gutenburg invented an actual printing press in 1450.The printing press was introduced to the West in the Holy Roman Empire by Johannes Gutenberg,a goldsmith by profession, devised a hand mould to create metal movable type, and adapted screw presses and other existing technologies, to create a printing system.Gutenburg was the firts to use a press to print the Bible,the oldest full length volume printed.The printing spread all over Europe. -
Typewriter
In 1714,Henry Mill an engineer at the new River Company in England he had brought to perfection at great pains and expense so neat and exactas not to be distinguished from print then any other writing. -
Telephone
Alexander Graham Bell invented the telephone in Boston in 1876.Was born in Edinburgh, Scotland, was educated there and at the University of London,worked at a school for the deaf while attempting to invent a machine that would transmit sound by electricity.In 1874 the essential idea of the telephone formed in his mind. -
Phonograps Thomas Edison
On August 12,1877 Thomas Edison invented the Firts Phonograp he created a machine with two needles: one for recording and one for playback. When Edison spoke into the mouthpiece, the sound vibrations of his voice would be indented onto the cylinder by the recording needle. -
Guglielmo Marconi invented the Radio
In August 20,1894,Guglielmo Marconi was a Italian creator,spent most of his working life in England in 1895 he invented what he called "the wireless telegraph" while experimenting in his parents attic.He use radio waves to transmit Morse code and the instrument he used became known as the radio.
