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I nventions

I nventions. Microwave oven.

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I nventions

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  1. Inventions

  2. Microwave oven • In1945 the American Percy Le Baron , patentedadevicethatwouldbecometheMicrowave.RaytheonCompanydevelopedanapplicationprogramin microwavecooking, resulting In anapparatusforcooking. In 1967, he beganmakingThefirsthouseholdstoves.

  3. 1945-2010

  4. Heating In 1937, the sale of air heatersbegan, giving air to a hotelectricalresistance. Extremelyuseful in countrieswheretemperaturesdropto extreme degrees, theheat has gonethroughseveralstagessinceitscreation.

  5. 1937-2010

  6. Artificial heart In 1982, Barney Clark, wasimplanted, instead of a heart, a mechanicalpartmade of plastic and metal, whichwasknown as the Jarvik-7,

  7. 1982-2010

  8. Computer In 1946 theconstruction of the ENIAC wascompleted .Itisconsideredthefirstelectroniccomputer.The ENIAC effected 300 operations in a second.Thespeed of largescientificcomputersdoubleseverytwoyears and currentcomputers are sevenmillion times fasterthan ENIAC.

  9. 1946-2010

  10. Pen Themodern, practical, disposable and inexpensivepenwasinventedbyHungarianJosefBiro and chemistGeorgBiro in 1940, The materialswhich are usedforthepens are rangedfromplastictogold.

  11. 1940-2010

  12. The concept of a cellular radio network in 1947 wasinvented at Bell Labs.Nowadaystechnology and miniaturizationhavebroken new groundformobilephonesbyenablingcommunicationbetweentwodistant places of theearthquickly Mobile Phones

  13. 1947-2010

  14. Writtenby: Sara Guerrero Calvente Jesús Moreno Cano Javier FernandezSerichol

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