Celebrating Black History Crossword

He was an African-American social reformer, abolitionist, orator, writer, and statesman. After escaping from slavery in Maryland, he became a national leader of the abolitionist movement in Massachusetts and New York, becoming famous for his oratory and incisive antislavery writings
She was an American politician, educator, and author. In 1968, she became the first black woman elected to the United States Congress
He became the first African American man to receive a Ph.D. from Harvard University.
His most notable inventions were a three-position traffic signal and a smoke hood notably used in a 1916 tunnel construction disaster rescue
His inventions included an evaporative air conditioner, an improved process for manufacturing carbon filaments for light bulbs, and an improved toilet system for railroad cars
she invented a video home security system along with her husband
She was the inventor of laser cataract surgery. Her invention was called Laserphaco Probe.
He has the distinction of being the first African-American patent-holder in history; he was granted the patent in 1821 for his novel method of dry cleaning
was an American inventor and businessman, best known for being awarded a patent for automatically opening and closing elevator doors
He was an African-American inventor from Newport, Rhode Island, best known for his patent on the modern day letter box- better known as the mail box
She was an African American inventor known for her patent for a gas furnace
He was the holder of a number of United States patents, his improvements on existing inventions include a beer tap, automobile directional signals, the automatic gear shift device
She is known for the invention of a durable hairbrush
. He holds over 250 foreign and U.S. patents for the production and design of microphones and techniques for creating polymer foil electrets.