The First African American to Hold a Patent Invented “Dry Scouring” Smithsonian.com
In 1821, Thomas Jennings patented a method for removing dirt and grease from clothing that would lead to today’s dry cleaning.
The First African American to Hold a Patent Invented “Dry Scouring” Smithsonian.com
In 1821, Thomas Jennings patented a method for removing dirt and grease from clothing that would lead to today’s dry cleaning.