Search results
May 20, 2021 · The telephone is born -- A natural inventor -- Life in the new world -- The race for the telephone -- Building a business -- Exploring more ideas -- Giving back -- A wonderful life -- Talking about Alexander -- Alexander Graham Bell's key dates
THE HISTORY O THE TELEPHONE. STUDNT SION. 1. Like many inventions, the telephone was likely thought of many years before it was. invented, and by many people. But it wasn’t until 1876 when a man named Alexander Graham Bell, pictured on the previous page, patented the telephone and was allowed to start selling it.
- 562KB
- 12
People also ask
When was the telephone invented?
Who invented the telephone exchange?
When did telecommunications start?
When was the first telephone exchange opened?
1667 to 1875. 1667: Robert Hooke creates an acoustic string telephone that conveys sounds over a taut extended wire by mechanical vibrations. [1] [2] 1844: Innocenzo Manzetti first suggests the idea of an electric "speaking telegraph", or telephone. 1849: Antonio Meucci demonstrates a communicating device to individuals in Havana.
1876: Alexander Graham Bell invents the telephone. 1881: Bell Telephone Company purchases Western Electric Company. 1885: The Bell Telephone Company formed a new subsidiary called American. Telephone & Telegraph (AT&T) 1885 (March 3): AT&T becomes incorporated. 1889 Almon B. Strowger invents switch having line contacts in circular rows inside a.
The history of the devel- opment of telecommunications is therefore not only of technical interest but also of general cultural importance. The beginning of modern telecommunications in the nineteenth century is marked by the discovery of electromagnetism, which initiated new e¤ective methods for long- distance information transmission.
The Army adopted the telephone as soon as it was invented, using it in the Spanish-American War. In 1917 General Pershing asked the War Department to recruit women to serve overseas as telephone operators to pass messages back and forth between the front lines and headquarters. Although 7,000 women applied to serve, only 233 were sent to the war.
Alexander Graham Bell was awarded the first U.S. patent for the invention of the telephone in 1876. Elisha Gray, 1876, designed a telephone using a water microphone in Highland Park, Illinois. Tivadar Puskás proposed the telephone switchboard exchange in 1876. Thomas Edison invented the carbon microphone which produced a strong telephone ...
