History of telecommunications  




        Glossary  Scientists  
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 by  Sergio Arienti ®





Historical Time line of electric telegraph

     






      
1832
Experimental Telegraph galvanometric C.F. Gauss


  G.E. Weber
 
 
1837
Quadrant Telegraph Cooke


  Charles Wheatstone
 
 
1837
Relays Joseph Henry
 
 
1838
Telegraph with a wire K. Steinheil


  
1844
Distribution of the telegraph and Morse code  Samuel Finley Breese Morse
 
 
1853
Duplex Transmission Wilhelm Julius Gintl


 
1866
Laying of the first transatlantic telegraph cable (31.03.1866)


 
1870
Code Baudot Émile Baudot