Hisdates•ComImportant Inventions In The Year 1650
Tuesday, 21 March 2023
Christiaan Huygens develops the pendulum clock (using Galileo's earlier discovery that a swinging pendulum can be used to keep time).
Dec20 Dec22 1196 0586 1096 Oct28
Feb07 May01 1964 1514 Oct13
Jul04 Aug16 1275 Sep05 Jun03
0401 0599 1430 Jun11 Jan12
Sep19 1767 Jul23 1735 1459
1880 1818 1185 Apr13 Nov12