American History TV visited Alexandria, Virginia and the National Inventors Hall of Fame and Museum - inside the U.S. Patent and Trademark Office - to tour an exhibit about health & fitness inventions. We'll learn about 19th century patent medicines, a mechanical horse used by President Calvin Coolidge, the origins of Gatorade & Nike, and the trademarks and patents of fitness guru Jack LaLanne.
The U.S. Patent and Trademark Office was designated in the Constitution and originated in 1790.