Vladimir K. Zworykin

Vladimir Kosmich Zworykin (Russian: Влади́мир Козьми́ч Зворы́кин, Vladimir Koz’mich Zvorykin; July 29 [O.S. July 17] 1888 – July 29, 1982)[1][2] was a Russian-American inventor, engineer, and pioneer of television technology. Zworykin invented a television transmitting and receiving system employing cathode ray tubes. He played a role in the practical development of television from the early thirties, including charge storage-type tubes, infrared image tubes and the electron microscope.[3]

Source: Vladimir K. Zworykin – Wikipedia

Vladimir K. Zworykin was last modified: March 12th, 2022 by Jovan Stosic

Carl Friedrich Kielmeyer

Carl Friedrich Kielmeyer (22 October 1765 – 14 August 1844) was a German biologist and naturalist born in Bebenhausen, today part of the city of Tübingen. He was a pioneer of Naturphilosophie, helped to establish organic chemistry (Pflanzenchemie) as a field, and developed an early version of recapitulation theory through the observation of animal embryos.

Carl Friedrich Kielmeyer was last modified: January 30th, 2022 by Jovan Stosic