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Timeline of Technology. By: Zikeus Garland. Technology. 2400 B.C . – The abacus , the first calculator, was invented. 200 B.C. – Astrolabe , an invention used to determine the altitude of objects in the sky. 724 – The first mechanical clock was invented by Liang Ling-Can.
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Timeline of Technology By: Zikeus Garland
Technology • 2400 B.C. – The abacus, the first calculator, was invented. • 200 B.C. – Astrolabe, an invention used to determine the altitude of objects in the sky. • 724 – The first mechanical clock was invented by Liang Ling-Can. • 1581 - Penduluminvented by Galileo Galilei. • 1593 -Thermometer invented by Galileo Galilei. • 1608 -Telescope invented by Hans Lippershey. • 1698– Steam engine invented by Thomas Savery.
Tochnology • 1834 -Braille invented by Louis Braille. • 1838Electric telegraph invented by Charles Wheatstone and Samuel Morse.