0
By clicking the button, I accept the Terms of Use of the service and its Privacy Policy, as well as consent to the processing of personal data.
Mary Kenner's first patent in 1957 was the creation of the sanitary belt, designed to address the common issue of menstrual blood leakage. Kenner holds the record for the greatest number of patents awarded to a Black woman by the US government.
Share this article
If you liked this article share it with your friends.they will thank you later