|
Year |
Event(s) |
1 | 1780 | - Benjamin Franklin invents bi-focal eyeglasses.
- Gervinus invents the circular saw.
|
2 | 1783 | - Benjamin Hanks patents the self-winding clock.
- Englishmen, Henry Cort invents the steel roller for steel production.
- Joseph Michel Montgolfier and Jacques Etienne Montgolfier invent the hot-air balloon.
- Louis Sebastien demonstrates the first parachute.
|
3 | 1784 | - Andrew Meikle invents the threshing machine.
- Joseph Bramah invents the safety lock.
|
4 | 1785 | - Blanchard invents a working parachute.
- Charles Augustus Coulomb invents the torsion balance.
- Claude Berthollet invents chemical bleaching.
- Edmund Cartwright invents the power loom.
|
5 | 1786 | - John Fitch invents a steamboat.
|
6 | 1789 | - George Washington first president of the United States 1789-1797.
- The guillotine is invented.
|