| 1874 |
 |
Guglielmo Marconi born on 25th April in Bologna.
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| 1895 |
|
The first wireless transmissions at Villa Griffone, Bologna.
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| 1896 |
|
Marconi comes to London in February to exploit his invention. The British
patent number 12039 is filed on the 2nd June.
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| 1897 |
|
The Wireless Telegraph and Signal Company is registered on the 20th July.
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| 1899 |
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The Hall Street Works, Chelmsford is acquired by the Wireless Telegraph and
Signal Company to become the first radio factory in the world.
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| 1900 |
|
The famous '7777' patent granted allowing simultaneous broadcasts on
different frequencies. Company name changed to Marconi's Wireless Telegraph
Company. The Marconi International Marine Communication Company Ltd. formed.
|
| 1901 |
|
On the 12th December, first transatlantic signal sent from Poldhu Cove,
Cornwall to Signal Hill, Newfoundland, a distance of almost 2,000 miles over the
curve of the earth's surface.
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| 1909 |
|
Nobel prize for Physics awarded to Guglielmo Marconi.
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| 1910 |
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Arrest of the infamous Dr. Crippen and his mistress following a wireless
message from S.S. Montrose to New Scotland Yard.
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| 1912 |
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Wireless distress calls from the Titanic save 705 lives.
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| 1919 |
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Marconi buys yacht Elettra as a floating laboratory.
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| 1920 |
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The first advertised public broadcast programme. A song recital by Dame
Nellie Melba is broadcast from the Marconi works in Chelmsford.
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| 1922 |
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Broadcasts commence from Marconi House in London (2LO) and The British
Broadcasting Company (BBC) is formed by Marconi and five other companies.
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| 1924 |
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Marconi develops 'The Beam System' of shortwave directional transmission.
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| 1932 |
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Marconi installs the first microwave telephone link connecting Vatican City
with the Pope's summer residence, Castel Gandolfo.
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| 1937 |
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Guglielmo Marconi dies in Rome on 20th July. The Company starts Government
orders for 'Chain Home' stations, Britain's first air defence radar network.
|
| 1939 |
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The Marconi Research Laboratories, Great Baddow are opened.
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| 1946 |
|
English Electric takes over Marconi's Wireless Telegraph Company Limited,
and acquires 42% of the shares in the Marconi International Marine Communication
Company Ltd., Marconi Instruments Limited and small subsidiaries.
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| 1963 |
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Marconi's Wireless Telegraph Company becomes The Marconi Company.
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| 1964 |
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New premises at Waterhouse Lane, Chelmsford are opened.
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| 1968 |
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GEC and English Electric amalgamate.
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| 1987 |
|
The Marconi Company Ltd. becomes GEC-Marconi Ltd. |
