7:33:00 PM
Origin. Marie Van Brittan Brown was an AfricanAmerican inventor who invented one of the first the home security systems (U.S. Patent 3,482,037) in 1966, along with her husband Albert Brown.They jointly applied for a patent, which was granted in 1969. Security hardware Control panels. One main component to home security is finding an area for easy programming and user interaction.
Download Image:
click
download
and right mouse click and Save image As...on new page