Hisdates•ComImportant Inventions In The Year 1500
Sunday, 02 April 2023
Ball bearing was invented by Leonardo Da Vinci together with flying machines, including a helicopter, the first mechanical calculator and one of the first programmable robots
1274 Mar25 1880 Sep30 Oct16 Oct31
1718 1754 1580 Jul19 1017
Mar13 1658 0593 Sep10 1559
1700 May11 1444 Nov09 2063
1244 1699 0546 Jul17 Sep18
Mar16 Oct09 0732 Oct05 Jan18