Ctesibius invented the water clock, which was known back then ... which led him to create his next great invention â ¦ º The suction-pump, which was used for fighting fires and led to his ...

Ctesibius of Alexandria was a Greek mathematician and engineer of the third century BCE. His work with pneumatic and hydraulic pumps led to quite a few inventions: the water organ, the water clock ...

Ctesibius of Alexandria, a Greek inventor, designs the first hand-operated fire-extinguisher pump. Similar pumps surface ... work the cross handles to shoot water as far as 135 feet.