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Ralph Hartley

1888 - 1970

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Ralph Vinton Lyon Hartley (ur. 30 listopada 1888, zm. 1 maja 1970) – amerykański elektronik i wynalazca. Czytaj więcej w Wikipedii

Jego biografia jest dostępna w 21 różnych językach w Wikipedii (wzrost z 19 w 2024 roku). Ralph Hartley jest 290. najpopularniejszym wynalazca (spadek z 281. w 2024 roku), 5867. najpopularniejszą biografią Stany Zjednoczone (spadek z 5041. w 2019 roku) oraz 75. najpopularniejszym wynalazca Stany Zjednoczone.

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Among Wynalazcas

Among wynalazcas, 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 Stany Zjednoczone

Among people born in Stany Zjednoczone, Ralph Hartley ranks 5,867 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 Wynalazcas In Stany Zjednoczone

Among wynalazcas born in Stany Zjednoczone, 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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