Tag: african american inventor|Albert Brown|Black History|Black History Blog|black inventors|Black Mail Blog|home security system|Marie Van Brittan Brown|patent 3482037

February 3, 2020

Marie Van Brittan-Brown is an African American inventor who designed and patented a home security system in 1966. Her pioneering…

February 3, 2020

Marie Van Brittan-Brown is an African American inventor who designed and patented a home security system in 1966. Her pioneering…