1 sept. 1793 - Cotton gin invented
Description:
an invention that made a big step towards machine usage in America, and the slave trade.Eli Whitney (1765–1825) applied for a patent of his cotton gin on October 28, 1793; the patent was granted on March 14, 1794, but was not validated until 1807.
Ajouté au bande de temps:
Date:
1 sept. 1793
Maintenaint
~ Il y a 231 ans