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  1. Charles Bourseul ( Bruxelles, 28 aprile 1829 – Saint-Céré, 23 novembre 1912) è stato un inventore francese . Indice. 1 Biografia. 2 Voci correlate. 3 Altri progetti. 4 Collegamenti esterni. Biografia. Bourseul nacque a Bruxelles, in Belgio, ed cresciuto a Douai, in Francia. Suo padre era un ufficiale dell' esercito francese.

  2. Charles Bourseul (28 April 1829 – 23 November 1912) was a pioneer in development of the "make and break" telephone about 20 years before Bell made a practical telephone. Bourseul was born in Brussels, Belgium, and grew up in Douai, France. His father was a French army officer.

  3. Charles Bourseul, né le 28 avril 1829 à Bruxelles et mort le 23 novembre 1912 à Saint-Céré, est un inventeur français. Biographie. Charles Bourseul est le fils d’un capitaine d’état-major, adjoint à l’attaché militaire près l’ ambassade de France à Bruxelles qui élut domicile à Douai.

  4. Charles Bourseul, nato il 28 aprile 1829 a Bruxelles e morì 23 novembre 1912 a Saint-Céré, è un inventore francese.

  5. Charles Bourseul was a French telegraph engineer who proposed (but did not build) the first design of a "make-and-break" telephone in 1854. That is about the same time that Meucci later claimed to have created his first attempt at the telephone in Italy.

  6. 1 ott 2003 · Découvrez comment le Français Charles Bourseul a imaginé le principe du téléphone en 1854, mais n'a pas su le réaliser. Son article a été découvert par Graham Bell, qui a finalisé l'invention en 1876.

  7. …transmitted electrically was a Frenchman, Charles Bourseul, who indicated that a diaphragm making and breaking contact with an electrode might be used for this purpose. In the 1850s Italian American inventor Antonio Meucci had electrical devices in his home called telettrofoni that he used to communicate between rooms, though he…