Edison is a world-famous American electrician and inventor.
Thomas Alva Edison was a world-famous American electrician and inventor. In addition to his inventions and contributions to the phonograph, electric light, telephone, telegraph, and movies, he also made significant contributions to the mining and construction industries. There are also many famous creations and insights in the fields of medicine, chemical industry and so on. Edison made about 2,000 inventions during his lifetime and made great contributions to human civilization and progress.
Edison was the first person in human history to use mass production principles and electrical engineering research laboratories to engage in invention patents that had a major and far-reaching impact on the world. His inventions of the phonograph, movie camera, and electric light had a great impact on the world. He made more than 2,000 inventions in his lifetime and held more than 1,000 patents.
The first patent
At the end of 1868, Edison came to Boston as a telegraph operator. In the same year, he obtained his first invention patent, which was a machine that automatically recorded voting numbers. device, also known as the "vote counter". Edison believed that this device would speed up the work of Congress and would be popular. However, a congressman told him that sometimes voting slowly was also due to political needs, so Edison decided Never create inventions that people don't need anymore.