موسوعة العلمـاء و المخترعين .. المخترعون بالترتيب حسب اسم الشهرة .. الحرف ١_غ

Encyclopedia of Scientists and Inventors.. Inventors in order according to their nickname.. The letter 1_g

⏹ Gregory, James

Scottish mathematician (years 1638 - 1675)
Despite the short period of his life, he had new studies in mathematics. He was chosen as a Fellow of the Royal Society and built the telescope known by his name: the Gregory Telescope.

⏹ Gray, Elisha Gray, Elisha

American inventor (1835 - 1901)
Gharbi invented a number of telephone and telegraph devices and their accessories. He also invented the Telautograph (a device for telegraphing drawings and shapes) in the year 1888.
There was a dispute between him and Graham Bell
On the primacy of inventing the telephone, Bell won the ruling before the US Supreme Court.

⏹ Guericke, Otto Von Guericke

German physicist (years 1602 - 1686)
Gorekeh studied law and mathematics and invented the air pump. He is the owner of the famous Magdeburg ball.

⏹ Gutenberg, Johann Gutenberg

German inventor and printer (years 1400 - 1468)
Invented printing with moving characters formed by casting in moulds. This has caused a real revolution in the field of culture in the world.
It should be noted here that printing in the form of seals or engraved molds was known in Babylon and China. The Arabs of Andalusia took care of it and it remained unchanged until the emergence of Gutenberg.
The first book printed in the new typeface was the Mazrin Bible.

⏹ Goodyear, Charles Goodyear, Charles

American inventor (1800 - 1860)
While working as a clerk in a store, Goodyear experimented with treating rubber with sulfur, and so he invented vulcanization of rubber.

⏹ Gorth, Wilhelm Gorth

German natural chemist (year 1904-) He learned in Munich and Tibingen, then he lectured at and after that he became a professor of natural chemistry in Hanover and Hamburg at the University of Bonn.

⏹ Goldschmidt, Hans

German chemist ( 1861 - 1923 )
Gold Schmidt worked in industrial chemistry and in metal smelting. He invented a reaction that bears his name and is also known as the “thermite reaction.” It is based on the use of aluminum metal powder to reduce oxides or sulfates of metals. This reaction is used in making incendiary bombs, and it is also used in thermal welding.

⏹ Guitan, Joseph Annas
Guillotin, Joseph Ignace

French physician (1738 - 1814)
Guitan was a prominent political man, in addition to being a physician, who improved the method of execution in France by inventing the guillotine and suggesting its use.

⏹ Clouds, Charles Edouard
Charles Edward Guillaum

Swiss physicist (years 1861 - 1938)
Guillaume is famous for his invention of the Invar alloy, which has almost no thermal expansion. He was awarded the Nobel Prize in 1920 for his research in steel alloys.