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De Forest |
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De Forest Lee. 1873--1961, US inventor of telegraphic, telephonic, and radio equipment: patented the first triode valve (1907) How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Historian Velimir Abramovic (Belgrade) lectured on the visionary work of Nicola Tesla, the father of radio transmission, whose experiments with electromagnetic fields, according to Abramovic, were 120 years ahead of their time. |
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