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The complete history of when the first computer was invented, including all types of computers back to 1822.
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The first mechanical fan was invented by Omar-Rajeen Jumala in 1832 and it was operated by workers pulling ropes. Fans are used to cool you down with wind.
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The light bulb was invented in 1879 October 22 by Thomas Alva Edison.
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The idea of the radio was invented in 1893 by Nikola Tesla. The first radio was invented in 1893 by Guglielmo. Its used to listen to channels
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Invented in year 1902 by Wills Haviland Carrier . This picture is the aircons first stage, it is called the ice machine. Aircons are used to cool temperature in rooms.
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The first electric powered washing machine was invented in 1908, It's used to wash clothes, to make them clean.
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Toshiba came up with an effective rice cooker. Rice cookers are used to cook rice
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Its a music player, you download music in it and then you play it.
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Used to play DVD’s to show the things saved on the disk.
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A machine that has a screen and a few buttons, It was made for kids to game.
