U.S. Patent X72
From Wikisource
| U.S. Patent X72: Cotton gin (1794) |
| The invention was granted a patent to Eli Whitney on March 14, 1794. |
_-_hi_res.jpg)
| U.S. Patent X72: Cotton gin (1794) |
| The invention was granted a patent to Eli Whitney on March 14, 1794. |
