Inventeur

Ralph Hartley

1888 - 1970

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Sa biographie est disponible en 21 langues sur Wikipédia (en hausse par rapport à 19 en 2024). Ralph Hartley est le 290th inventeur le plus populaire (en baisse du 281st en 2024), la 5,869th biographie la plus populaire des États-Unis (en baisse du 5,041st en 2019), ainsi que le 75th inventeur des États-Unis le plus populaire.

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Among Inventeurs

Among inventeurs, Ralph Hartley ranks 290 out of 426Before him are Joseph Whitworth, Beulah Louise Henry, Genrich Altshuller, Ottomar Anschütz, Cyrus McCormick, and Mark Rober. After him are Petrache Poenaru, Frank Zamboni, Yoshiro Nakamatsu, Max Valier, Samuel Morland, and Jacob Perkins.

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Contemporaries

Among people born in 1888, Ralph Hartley ranks 153Before him are Milán Füst, Konstantinos Tsiklitiras, Tirumalai Krishnamacharya, Beulah Louise Henry, Barry Fitzgerald, and Frances Marion. After him are Jinichi Kusaka, Mohammed Hussein Heikal, Marcel Jouhandeau, Mary Eristavi, Vladimir Baranov-Rossine, and Elsa Brändström. Among people deceased in 1970, Ralph Hartley ranks 166Before him are Soledad Miranda, Marietta Blau, Max Abegglen, Fritz Kortner, William Daniels, and Tammi Terrell. After him are Adolf Wiklund, Alfred Sturtevant, Jérôme Carcopino, Alfréd Rényi, Parashqevi Qiriazi, and William Slim, 1st Viscount Slim.

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In États-Unis

Among people born in États-Unis, Ralph Hartley ranks 5,869 out of NaNBefore him are Bill Tuttle (1882), Titus Welliver (1962), Haskell Curry (1900), Sam J. Jones (1954), Richard N. Frye (1920), and Walter Sutton (1877). After him are Ernest Fenollosa (1853), Gus Hall (1910), Arleigh Burke (1901), Alvan Graham Clark (1832), Michael Cole (1968), and Mark Tornillo (1954).

Among Inventeurs In États-Unis

Among inventeurs born in États-Unis, Ralph Hartley ranks 75Before him are Robert Cornelius (1809), Lester Allan Pelton (1829), Valerie Thomas (1943), Beulah Louise Henry (1888), Cyrus McCormick (1809), and Mark Rober (1980). After him are Frank Zamboni (1901), Jacob Perkins (1766), L. L. Langstroth (1810), Marion Donovan (1917), Wilson Greatbatch (1919), and Whitcomb L. Judson (1846).

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