Black Excellence: Richard Bowie Spikes
https://en.wikipedia.org/wiki/Richard_Spikes
Richard Bowie Spikes (October 2, 1878 – January 22, 1963) was an African-American inventor. The holder of a number of United States patents, his improvements on existing inventions include a beer tap, automobile directional signals, an automatic gear shift device based on automatic transmission for automobiles and other motor vehicles and a safety braking system for trucks and buses.