Linus Yale Jr. (April 4,1821--December 25,1868) was an American mechanical engineer and manufacturer, best known for his inventions of locks, especially the cylinder lock.
Linus Yale Jr. (April 4,1821--December 25,1868) was an American mechanical engineer, manufacturer, and co-founder of the Yale Lock Manufacturing Company. He is best known for his inventions of locks, especially the cylinder lock.