USEFUL INVENTIONS

USEFUL INVENTIONS

1. Printing press

   • There were earlier signs of the printing press, but they had minimal impact
   • Around 1450 Johannes Gutenberg created the modern printing press, leaving a great change in the society of that time

2. Light bulb

   • On October 21, 1879, Thomas Alva Edison first showed the electric lamp with a light bulb

3. Airplane

   • On December 14, 1903, the Wright brothers had their airplane ready
   • On May 22, 1908, the Wright Brothers patented their invention: the airplane, at the United States Patent Office

4. Telephone

   • The father of the telephone was the Italian Antonio Meucci, who baptized it as a "teletrófono"
   • Bell, along with the American Elisha Gray, was considered for many years the inventor of the telephone but in reality he did not create it

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