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18/31

1966

African American Nurse Makes Homes Safer

Dahlgren, Virginia

In 1966, Marie Van Brittan Brown invented a system that used a camera that could slide into and look through four peepholes in her front door. Her invention was the first closed-circuit television security system that later became the bases for the Home security systems used today.​

Address

Johns Hopkins University
2800 N. Charles Street
Baltimore, MD 21218

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