Source: www.biography.com
Fact #1
Elijah McCoy (1843 - 1929) invented an automatic lubricator for oiling steam engines in 1872. The term "the real McCoy" is believed to be a reference about the reliability of Elijah McCoy's invention.
Fact #2
Garrett Augustus Morgan (1877 - 1963) invented, among many other things, a 3-way automatic stop sign, which he sold to General Electric. It was used in the U.S. until the 3-light traffic sign was developed.
Fact #3
Otis Boykin (1920 -1982) invented electronic control devices for guided missiles, IBM computers, and the control unit for a pacemaker.
Learn more Fast Facts here.
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment