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Marie Brown was an African American inventor best known for her invention of the home security system in 1966. She developed a device that included a sliding camera and a two-way intercom, allowing homeowners to see and communicate with visitors without opening the door. Her invention laid the groundwork for modern security systems, enhancing home safety and convenience. Brown's work not only highlighted the importance of security in residential spaces but also showcased the significant contributions of women and minorities in the field of technology.

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