Which person invented the sanitary belt for women?
Mary Beatrice Davidson Kenner (1912-2006) was an African-American most noted for her development of the sanitary belt. Racial discrimination prevented its adoption for thirty years.
Born in Monroe, North Carolina, U.S., Kenner graduated from high school in 1931 and attended Howard University located in Washington, D.C. She was unable to finish and graduate though due to financial difficulties. She worked as a professional florist and had her own business in the Washington, D.C. area.
Mary invented the sanitary belt with a moisture-proof napkin pocket, but when the company that first showed an interest in her invention learned she was an African American, they rejected it. In 1957, she was finally able to save up enough money to get her patent for the sanitary belt. She also received additional patents for various household and personal items she created.
Her father was Sidney Nathaniel Davidson (1890-1958), an inspiration to his daughter Mary. He was also an inventor and obtained a patent for a clothing press which would fit in suitcases.
Her sister was Mildred Davidson Austin Smith (1916-1993), also an inventor who commercially sold board games. Later in life when Mildred developed multiple sclerosis, Mary developed and patented a carrier attachment for a walker that her sister could use.
Robert Phromeberger was the maternal grandfather of Mary Kenner. He invented many devices including a tricolor light signal for trains.
More Info:
en.wikipedia.org
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