Marconi on Signal Hill, St. John's, Newfoundland raising the kites which support the aerial electrode - 1902 - Guglielmo Marconi (25 April 1874 - 20 July 1937) was an Italian inventor of mixed Italian and Irish ethnicity, best known for his development of a radiotelegraph system, which served as the foundation for the establishment of numerous affiliated companies worldwide. He shared the 1909 Nobel Prize in Physics "in recognition of their contributions to the development of wireless telegraphy". 固opFoto