Mechanical clock By eka2007 Apr 4, 1000 Water clock Apr 12, 1088 Mechanical clock The first mechanical clock used water. It was built by Su Sung in China. It culdn´t measure minutes because it only had an hour had Nov 28, 3000 Sand clock
The first mechanical clock used water. It was built by Su Sung in China. It culdn´t measure minutes because it only had an hour had