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AchievementJune 16, 1959· science

Otis Boykin patents his precision resistor

His resistor designs go into TVs, computers, and pacemaker controls.

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A history of Black Americans — the descendants of people enslaved in what became the United States. Content is drafted from reputable sources and under ongoing review. See the methodology, or suggest an addition.

Content note: this site documents racial violence — including slavery, lynching, and massacres. Some material and images are distressing, and graphic images are shown only behind a warning.