Inventor

Ralph Hartley

1888 - 1970

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Sua biografia está disponível em 21 idiomas na Wikipédia (aumento em relação a 19 em 2024). Ralph Hartley é o 290º inventor mais popular (caiu do 281º em 2024), a 5870ª biografia mais popular dos Estados Unidos (caiu do 5041ª em 2019) e o 75º inventor mais popular dos Estados Unidos.

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Among Inventors

Among inventors, Ralph Hartley ranks 290 out of 426. Before 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 153. Before 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 166. Before 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 Estados Unidos

Among people born in Estados Unidos, Ralph Hartley ranks 5,870 out of NaN. Before 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).

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Among Inventors In Estados Unidos

Among inventors born in Estados Unidos, Ralph Hartley ranks 75. Before 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).

dos Estados Unidos born Inventors

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