The Little-Known Story Of Mary Kenner, The First Black American Woman To Earn Five Patents
Mary Kenner's best-known invention was an adjustable sanitary belt that held reusable menstrual pads, but she also designed a toilet paper holder, a back massager, and more.
By Genevieve Carlton
•
May 20, 2025
The Little-Known Story Of Mary Kenner, The First Black American Woman To Earn Five Patents
Mary Kenner's best-known invention was an adjustable sanitary belt that held reusable menstrual pads, but she also designed a toilet paper holder, a back massager, and more.
By Genevieve Carlton
•
May 20, 2025