-
At the age of thirty in 1847 he built a new type of telegraph, thus laying the first stone in the construction of Siemens AG, founded in October of that year, alongside Johann Georg Halske, an enthusiastic mechanic of the technique. Among his many inventions and electrical discoveries we could highlight the dynamo and the use of gutta-percha, a plastic substance extracted from latex.
-
He was an Italian scientist and inventor. However, outside of Italy, Alexander Graham Bell was recognized as the inventor of the telephone. He built a first model in 1855 and in 1871 presented an improved model.
In 1874 Antonio Meucci had no money to pay for the annual maintenance of the patent, and in 1876, he read in the newspapers that a certain Alexander Bell had invented (and patented) the telephone. Some historians insinuate that there was a patent theft -
He was born in 25 November of 1844 and he dyed the 4 April of 1929. He has been regarded as one of the inventors of the automobile. In 1871 he founded a building materials company. In 1883, in Mannheim, he began building industrial engines. He installed a one-cylinder, water-cooled, one-liter cylinder with a gearbox on a tricycle that he drove around the town in 1885.
-
He was an inventor and businessman in the United States who created many important apparatuses. Edison considered one of the most prolific inventors of his time, obtaining 1,093 patents in his name. After experimenting with more than 1,000 different materials, and managed to industrialize it with carbonized bamboo filament. He discovered the so-called Edison effect, which allows the operation of the LED.
-
Nikola Tesla was a Serbian-American electrical engineer. In 1882 he moved to Paris to work for one of Edison's companies, where he made his greatest contribution: the theory of alternating current in electricity, which allowed him to devise the first induction motor in 1882.
-
The Lumière brothers were French physicists, inventors and industrial workers. They are recognized for the invention of the cinema which was the result of the combination of different previous inventions (camera, photographic rifle, 35 mm film, magic lantern, etc.). This contribution made it possible to advance in the field of films.
-
Although several works that led to the development and success of the first manned aircraft were carried out simultaneously by several researchers and inventors, it is believed that it was the bicycle manufacturers who worked together in the development of aeronautics, such as the inventors. Of the first practice plane that flew. They built the first wind tunnel to measure the elevation produced by different profiles with different angles of attack.
