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Alexander Graham Bell (3. maaliskuuta 1847 Edinburgh, Skotlanti, Ison-Britannian ja Irlannin yhdistynyt kuningaskunta – 2. elokuuta 1922 Nova Scotia, Kanada) oli skotlantilainen tiedemies ja keksijä. Hänet tunnetaan parhaiten puhelimen keksijänä ja tunnetuksi tekijänä, joskin italialainen Antonio Meucci keksi vastaavan laitteen jo Belliä aikaisemmin.
18 de oct. de 2017 · In 1874, due to a lack of money, Meucci could not renew the patent caveat protecting his invention, and two years later he learned that Alexander Graham Bell, a worker from the laboratories of Western Union, had received the patent for the telephone. The litigation brought by the Italian engineer was to no avail.
14 de jun. de 2022 · Tras más de un siglo reconociendo a Alexander Graham Bell (1847-1922) como su legítimo creador, en 2002 la Cámara de Representantes de Estados Unidos determinó que, en realidad, ese honor ...
Alexander Graham Bell (1847–1922) var en skotsk-amerikansk oppfinner, vitenskapsmann, ingeniør og innovatør. Bell var opprinnelig døvelærer og fysiolog . Han blir ofte feilaktig kreditert for å ha oppfunnet telefonen , [18] som han søkte om patent på den 14. februar 1876 og demonstrerte første gang den 25. juni samme år på en messe for hundreårsjubileet for USAs uavhengighet.
1847. 3-Mar. Alexander Bell is born to Alexander Melville and Eliza Symonds Bell in Edinburgh, Scotland. He is the second of three sons; his siblings are Melville (b. 1845) and Edward (b. 1848). 1858. Bell adopts the name Graham out of admiration for Alexander Graham, a family friend, and becomes known as Alexander Graham Bell. 1862. October.
亞歷山大·格拉漢姆·貝爾（英語： Alexander Graham Bell ， / ˈ ɡ r eɪ. ə m / ；1847年3月3日—1922年8月2日）是一位蘇格蘭出身的發明家及企業家。 他獲得了世界上第一台可用的 電話 機的 專利權 （發明者有爭議），創建了 貝爾電話公司 （ AT&T 公司的前身）。
Alexander Graham Bell, (born March 3, 1847, Edinburgh, Scot.—died Aug. 2, 1922, Beinn Bhreagh, Nova Scotia, Can.), Scottish-born U.S. audiologist and inventor. He moved to the U.S. in 1871 to teach the visible-speech system developed by his father, Alexander Melville Bell (1819–1905). He opened his own school in Boston for training teachers ...
