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Anonymous users2024-02-07The main inventions are as follows:1. Electric light. 2. Tram.
3. Movies. 4. Generator.
5. an electric motor.
6. ** machine.
7. Gramophone.
8. Voting counter.
9. a printing press.
1. Acoustic analysis resonator.
11. Synchronous transmitter.
12. Wax paper mimeograph machine.
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Anonymous users2024-02-06Reference] King of Invention - Edison Memorial.
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Anonymous users2024-02-05The main inventions of Sun Shu are as follows:1. Electric light. 2. Tram.
3. Movies. 4. Generator.
5. an electric motor.
6. ** machine.
7. Gramophone.
8. Voting counter.
9. a printing press.
1. Acoustic analysis resonator.
11. Synchronous teasing Kai Shi announcer.
12. Wax mountain sedan paper mimeograph machine.
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Anonymous users2024-02-04Edison was an inventor and entrepreneur who made more than 2,000 inventions and had more than 1,000 patents in his lifetime.
Edison mainly invented electric lights, trams, movies, generators, electric motors, ** machines, phonographs, creation chronographs, voting counters, printing presses, acoustic analysis resonators, Congzhen Cong synchronous transmitters, wax paper mimeographers, carbon resistance telephones, carbide cotton silk incandescent lamps, nickel-iron alkaline batteries, moving film projection seepage machines, Edison-style concentrators, electric buttons, fuses, current cut-offs, electric meters, etc.
Among them, the voting counter is the first patent obtained by Eddie Brigade, this invention simplifies the voting procedure and can also prevent voting fraud.
The invention of the electric lamp can be said to be the greatest contribution of Edison's life, in order to promote the electric lamp, he developed a variety of additional equipment such as parallel circuits, fuses, insulating materials, etc., and the invention of the electric lamp greatly improved people's lives.
Edison also had a lot of creativity and insight in the fields of mining, construction, and chemical industry, and made great contributions to human civilization and progress.
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Anonymous users2024-02-03Thomas Alvaedison (Thomas Alvaedison
In addition to his inventions and contributions to the gramophone, electric light, telegraph, and film, he also has many famous creations and insights in the fields of mining, construction, and chemical industry. Edison made about 2,000 inventions in his lifetime, and made great contributions to human civilization and progress.
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Anonymous users2024-02-02The snail celebration manuscript paragraph is known as the interesting celebrity of the cow.
Edison invented more than 2,000 in his lifetime, including movies, electric lights, phonographs, generators, electric motors, ** machines, voting counters, etc.
Thomas Edison (1847-1931) was a famous American inventor. He worked almost ten hours a day for decades, and read 3 to 5 hours in the study at night. So, on the day of Edison's 79th birthday, he proudly said to people, I am already 135 years old. >>>More
Reason: Due to the immaturity of the pre-basic technology of electric lamps at that time, the performance of the batteries used for power supply was poor and the voltage was low, and the vacuum technology was not developed. Not only did Swan's electric lamps have little practical value, but they also performed quite poorly, and the poor vacuum technology always caused the carbon filaments to burn out quickly. >>>More
Leonardo da Vinci (1452-1519) is best known for creating some of the greatest works of art of his life, but in addition to being a talented artist, Leonardo da Vinci was also a scientist, engineer, and inventor whose nine inventions changed the world. >>>More
This kind of "worry-free chair for the elderly" newly invented by college students has been tested by actual tests and real people, and the effect is very outstanding! This chair can not only help the elderly to stand very obviously, but also help the elderly walk in a gentle way, and it is also very convenient and fast in the use of functions, which can really help the elderly, and the effect is really good. <> >>>More