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Gabriel Daniel Fahrenheit made a thermometer that used mercury and established a graduated scale by taking advantage of the expansion and contraction moments of this metal.
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Benjamin Franklin successfully completed the famous lightning rod experiment. One day there was a thunderstorm and Franklin grabbed the kite and went out into the countryside. Through the silk thread the electricity reached the key.
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Charles Fredrick Wiesenthal patented a mechanical instrument that made sewing easier. It was something as simple as a needle with two points and a buttonhole at the end. Enough to be considered the first sewing machine in history.
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Joseph Bramah produced the first hydraulic press, it achieved relatively small pressures and was not suitable for metal deformation.
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William Morton is considered the father of modern anaesthesia after demonstrating, on 16 October 1846, that inhaled ether could be used as a surgical anaesthetic.
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The telephone is a telecommunication device.
It was invented by the Italian Antonio Meucci, who in 1854 built his first prototype, filing only a brief description of his invention with the United States Patent Office. -
Pierre Michaux was a French blacksmith and coachbuilder and is one of the main developers of the pedal bicycle. Together with his son Ernest, they are the inventors of the modern bicycle in 1861.
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Christopher Latham Sholes was an apprentice printer who became editor of the Wisconsin Enquirer. He designed the typewriter in 1872.
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The invention of the automobile is traditionally attributed to Karl Benz. Benz needed the contribution of earlier inventions, such as the four-stroke engine invented independently by his compatriot.
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Felix Hoffmann was a German pharmacist who in 1897 obtained acetylsalicylic acid in pure form, until he invented aspirin.